Adjustable and/or removable fin for surfboards
US3965514A · kind A · utility
23Cited by
7References
5Claims
0Family size
Inventors
Key dates
| Filing date | Jan 30, 1975 |
| Grant date | Jun 29, 1976 |
| Priority date | — |
| Expiry date | Jan 30, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB63B32/66
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A removable fin unit for a surfboard including a fin having integral fillets on opposite sides thereof together with thread members for removably joining such fillets to the surfboard.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.