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3467224
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Patent number 3,467,224
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Issue date Sep 16, 1969
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E21 - EARTH DRILLING MINING
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3454297
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Patent number 3,454,297
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Issue date Jul 8, 1969
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E21 - EARTH DRILLING MINING
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3185517
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Patent number 3,185,517
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E21 - EARTH DRILLING MINING
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2782804
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Patent number 2,782,804
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2765000
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Patent number 2,765,000
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2735448
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Patent number 2,735,448
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Issue date Feb 21, 1956
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2624370
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Patent number 2,624,370
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Issue date Jan 6, 1953
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D03 - WEAVING
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2551867
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Patent number 2,551,867
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2288705
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Patent number 2,288,705
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A41 - WEARING APPAREL
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2132073
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Patent number 2,132,073
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A41 - WEARING APPAREL
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1968297
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Patent number 1,968,297
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E21 - EARTH DRILLING MINING
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1560234
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Patent number 1,560,234
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E21 - EARTH DRILLING MINING
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1480187
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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1310541
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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1258396
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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1047394
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Patent number 1,047,394
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A41 - WEARING APPAREL
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852213
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A62 - LIFE-SAVING FIRE-FIGHTING
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742678
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A41 - WEARING APPAREL
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725360
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A41 - WEARING APPAREL
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707876
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A41 - WEARING APPAREL
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594569
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A41 - WEARING APPAREL
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594568
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A41 - WEARING APPAREL
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586108
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A41 - WEARING APPAREL
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526522
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A41 - WEARING APPAREL
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177256
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B66 - HOISTING LIFTING HAULING