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Patents for Hein-Werner Corp.
Patents 1 - 15 of 65
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NumberTitleClassification(s)
2,038,974Hydraulic jack60/482
CA-365,295Hydraulic jack
2,211,249Hydraulic jack and method in the manufacture thereof60/481, 92/161
CA-400,933Hydraulic jack
2,507,003Yoke and drawbar element for hydraulic sleeve-pulling devices29/252, 29/283
2,938,564Three point bender with rod guided ram72/213, 72/383
3,268,208Air jack with lubricating means254/2B, 254/93R, 92/158
3,396,860Excavator and grader or crane apparatus212/264, 414/718
3,426,926Hydraulic system for use with telescopic boom apparatus212/349, 212/350, 414/718
3,451,560Remote control system180/306, 212/172, 212/285, 280/764.1
CA-821,931Hydraulic system for use with telescopic boom apparatus
CA-822,521Excavator and grader or crane apparatus
3,476,274Backhoe hydraulic control system414/694
CA-851,502Backhoe hydraulic control system
3,589,539Backhoe having an articulated gooseneck boom37/443, 414/694
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