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Class Information
Number: 29/DIG.42
Name: Metal working > Tension applied during working

Patents under this class:

Patent Number Title Of Patent Date Issued
6712405 Latch mechanism for a snowmobile engine cover Mar. 30, 2004
5743307 Hydraulic warp tensioning apparatus Apr. 28, 1998
5077084 Process for producing a flexible printed base Dec. 31, 1991
4707912 Crash protection apparatus for a device for pulling a tube out of a tube sheet of a heat exchanger Nov. 24, 1987
4685190 Method of operating an appparatus for producing conveyer belts Aug. 11, 1987
4601215 Steering wheel shaft for a motor vehicle steering column Jul. 22, 1986
4448053 Method of stress rolling a metallic rim May. 15, 1984
4386458 Fatigue resistance for coupling and connection joint mechanisms Jun. 7, 1983

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