-
Sprocket wheel
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Patent number 4,472,164
-
Issue date Sep 18, 1984
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Canadian Foremost, Ltd.
-
Allen A. Pusch
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Outrigger
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Patent number 4,116,467
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Issue date Sep 26, 1978
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Canadian Foremost Ltd.
-
Russ J. Ewert
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B66 - HOISTING LIFTING HAULING
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Pump jack device
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Patent number 4,114,375
-
Issue date Sep 19, 1978
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Canadian Foremost Ltd.
-
Minoru Saruwatari
-
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
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Pump jack device
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Patent number 4,047,384
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Issue date Sep 13, 1977
-
Canadian Foremost Ltd.
-
Minoru Saruwatari
-
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...