Assignee
ZETTERGREN TED
3 granted patents·23 citations·filing 1980–1980
Top patents by PatentIndex Score
3 records- 0163US4360807ADevice for remote control of hydraulic or pneumatic machine toolsZETTERGREN TED·Filed 1980·Granted Nov 23, 1982·16 cites·5 claims
- 0234US4337798AConverter for valvesZETTERGREN TED·Filed 1980·Granted Jul 6, 1982·6 cites·3 claims
- 0326US4361836ASafety device at remote control of hydraulic or pneumatic machine toolsZETTERGREN TED·Filed 1980·Granted Nov 30, 1982·1 cites·8 claims
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