Assignee

SCHAEFER AUGUST W

DE·1 granted patent·1 pending application·15 citations·filing 1981–2011

Technology mixB21D2 B21C1 Y10T1

Top patents by PatentIndex Score

2 records

0153US4366691AApparatus for circumferentially corrugating a tubeSCHAEFER AUGUST W·Filed 1981·Granted Jan 4, 1983·15 cites·8 claims
0233US2014007639A1Bending machine for creating bends to the left and rightSCHAEFER AUGUST W·Filed 2011·Application pending·0 cites

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