Assignee
QING YANG MACHINE WORKS
CN·2 granted patents·15 citations·filing 1989–1989
Top patents by PatentIndex Score
2 records- 0144US4997303AEccentric dowel pin and pin-adjusted structure in hole type modular tooling systemsQING YANG MACHINE WORKS·Filed 1989·Granted Mar 5, 1991·10 cites·3 claims
- 0230US4961268AModular method and system for setting fixed-angles of modular toolsQING YANG MACHINE WORKS·Filed 1989·Granted Oct 9, 1990·5 cites·4 claims
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