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Box spring stapler apparatus
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Patent number 7,222,402
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Issue date May 29, 2007
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Imaginal Systematics, L.L.C.
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Larry G. Durkos
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Clip clamping machine
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Patent number 5,661,899
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Issue date Sep 2, 1997
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Donald B. Ayres
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Stapling machine for spring carcass frames
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Patent number 5,497,541
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Issue date Mar 12, 1996
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Fabricas Lucia Antonio Betere, S.A. (Flabesa)
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Jose L. A. Nogueira
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Coil spring assembly and forming method
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Patent number 4,295,639
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Issue date Oct 20, 1981
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Leggett & Platt, Incorporated
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Thomas J. Wells
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3698448
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Patent number 3,698,448
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Issue date Oct 17, 1972
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3476156
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Patent number 3,476,156
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Issue date Nov 4, 1969
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3370619
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Patent number 3,370,619
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Issue date Feb 27, 1968
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3348583
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Patent number 3,348,583
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Issue date Oct 24, 1967
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3190522
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Patent number 3,190,522
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Issue date Jun 22, 1965
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3078480
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Patent number 3,078,480
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Issue date Feb 26, 1963
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3063472
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Patent number 3,063,472
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Issue date Nov 13, 1962
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3056966
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Patent number 3,056,966
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Issue date Oct 9, 1962
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3049156
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Patent number 3,049,156
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Issue date Aug 14, 1962
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...