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Concrete reinforcement
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Patent number 4,081,159
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Issue date Mar 28, 1978
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Tinsley Wire Industries Limited
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Ernest Baldwin
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3894566
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Patent number 3,894,566
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Issue date Jul 15, 1975
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3216462
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Patent number 3,216,462
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Issue date Nov 9, 1965
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2942630
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Patent number 2,942,630
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Issue date Jun 28, 1960
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2933109
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Patent number 2,933,109
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Issue date Apr 19, 1960
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2684694
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Patent number 2,684,694
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Issue date Jul 27, 1954
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2642098
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Patent number 2,642,098
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Issue date Jun 16, 1953
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2544838
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Patent number 2,544,838
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Issue date Mar 13, 1951
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2327097
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Patent number 2,327,097
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Issue date Aug 17, 1943
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2204602
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Patent number 2,204,602
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Issue date Jun 18, 1940
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2188358
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Patent number 2,188,358
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Issue date Jan 30, 1940
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2155186
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Patent number 2,155,186
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Issue date Apr 18, 1939
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2108917
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Patent number 2,108,917
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Issue date Feb 22, 1938
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2091214
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Patent number 2,091,214
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Issue date Aug 24, 1937
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2082388
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Patent number 2,082,388
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Issue date Jun 1, 1937
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2060418
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Patent number 2,060,418
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Issue date Nov 10, 1936
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2053221
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Patent number 2,053,221
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Issue date Sep 1, 1936
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2048341
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Patent number 2,048,341
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Issue date Jul 21, 1936
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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1963305
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Patent number 1,963,305
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Issue date Jun 19, 1934
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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1936931
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Patent number 1,936,931
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Issue date Nov 28, 1933
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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1930316
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Patent number 1,930,316
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Issue date Oct 10, 1933
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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1905086
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Patent number 1,905,086
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Issue date Apr 25, 1933
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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1868968
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Patent number 1,868,968
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Issue date Jul 26, 1932
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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1826515
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Patent number 1,826,515
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Issue date Oct 6, 1931
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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1816683
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Patent number 1,816,683
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Issue date Jul 28, 1931
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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1815784
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Patent number 1,815,784
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Issue date Jul 21, 1931
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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1783946
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Patent number 1,783,946
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Issue date Dec 2, 1930
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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1744023
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Patent number 1,744,023
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Issue date Jan 14, 1930
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...