B63H 16/073

Having oar shaft restraining means

Official title: having oar shaft restraining means

B63H16/073 (Having oar shaft restraining means) appears on 11 US grants and 7 published applications in this corpus.

Search patents in B63H
Granted patents
11
Published applications
7
Assignees
2
Inventors
15
Latest grant
8 Sep 2026