Assignee
VUYK & ZONEN SCHEEPSWERVEN
3 granted patents·25 citations·filing 1974–1977
Technology mixB63B3
Top patents by PatentIndex Score
3 records- 0161US4120409AHopper barge having a bottom discharge opening closable by hopper doorsVUYK & ZONEN SCHEEPSWERVEN·Filed 1977·Granted Oct 17, 1978·20 cites·5 claims
- 0224US3946686ABottom-dump vesselVUYK & ZONEN SCHEEPSWERVEN·Filed 1974·Granted Mar 30, 1976·4 cites·2 claims
- 0318US4104979AHopper barge having a bottom discharge opening closed by hopper doorsVUYK & ZONEN SCHEEPSWERVEN·Filed 1976·Granted Aug 8, 1978·1 cites·7 claims
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