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Leaf spring
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Issue date May 10, 1977
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Stahlwerke Bruninghaus GmbH
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Eckart v. Estorff
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2764809
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Patent number 2,764,809
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Issue date Oct 2, 1956
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2670950
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Patent number 2,670,950
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2571475
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Patent number 2,571,475
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Issue date Oct 16, 1951
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B60 - VEHICLES IN GENERAL
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2214223
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Patent number 2,214,223
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2016758
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Patent number 2,016,758
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Issue date Oct 8, 1935
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B60 - VEHICLES IN GENERAL
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1734008
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Patent number 1,734,008
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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1734025
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Patent number 1,734,025
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Issue date Oct 29, 1929
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B60 - VEHICLES IN GENERAL
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1665762
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Patent number 1,665,762
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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488553
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Patent number 488,553
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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389570
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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379544
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Patent number 379,544
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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341479
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Patent number 341,479
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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326963
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Patent number 326,963
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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325202
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Patent number 325,202
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B22 - CASTING POWDER METALLURGY
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323307
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Patent number 323,307
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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322545
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Patent number 322,545
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B60 - VEHICLES IN GENERAL
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216989
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Patent number 216,989
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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157807
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Patent number 157,807
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F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
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133424
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Patent number 133,424
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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116311
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Patent number 116,311
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Issue date Jun 27, 1871
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B60 - VEHICLES IN GENERAL
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104194
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Patent number 104,194
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Issue date Jun 14, 1870
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B60 - VEHICLES IN GENERAL
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98376
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Patent number 98,376
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Issue date Dec 28, 1869
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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88861
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Patent number 88,861
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Issue date Apr 13, 1869
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...