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Screw having a sealing washer
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Patent number 4,875,818
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Issue date Oct 24, 1989
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Elco Industries, Inc.
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Ernest W. Reinwall
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Device for dampening rotary motion
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Patent number 4,840,083
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Issue date Jun 20, 1989
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Elco Industries, Inc.
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Robert A. Hagan
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Rotary motion dampener
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Patent number 4,833,938
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Issue date May 30, 1989
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Elco Industries, Inc.
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Ernest W. Reinwall
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Anchor for masonry veneer walls
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Patent number 4,764,069
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Issue date Aug 16, 1988
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Elco Industries, Inc.
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Ernest W. Reinwall
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Sealing fastener
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Patent number 4,749,321
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Issue date Jun 7, 1988
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Elco Industries, Inc.
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Rudolph E. Knohl
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Adjustable spacer-cam assembly
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Patent number 4,231,281
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Issue date Nov 4, 1980
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Illinois Tool Works Inc.
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Ernest W. Reinwall
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Panel clamp
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Patent number 4,187,658
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Issue date Feb 12, 1980
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Illinois Tool Works Inc.
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Ernest W. Reinwall
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E04 - BUILDING
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Plastic headed fastener assembly
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Patent number 4,041,834
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Issue date Aug 16, 1977
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Illinois Tool Works Inc.
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Daniel Joseph Herkes
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Roof hold down clip assembly
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Patent number 4,034,532
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Issue date Jul 12, 1977
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Illinois Tool Works Inc.
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Ernest William Reinwall
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E04 - BUILDING
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Grounding clip
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Patent number 4,029,384
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Issue date Jun 14, 1977
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Illinois Tool Works Inc.
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Ernest William Reinwall
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H01 - BASIC ELECTRIC ELEMENTS
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