with mechanical hand-drive

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Patents Grantslast 30 patents

Information Patent Grant
Multi-purpose portable fan
- Patent number 11,980,264
- Issue date May 14, 2024
- Kevin Wong
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Interchangeable folding hand fan for purses or pockets
- Patent number 7,347,670
- Issue date Mar 25, 2008
- Cynthia Chisholm Henderson
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Rotating patio umbrella fan
- Patent number 5,868,152
- Issue date Feb 9, 1999
- Robert Campbell Brown
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
3383034
- Patent number 3,383,034
- Issue date May 14, 1968
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
2542199
- Patent number 2,542,199
- Issue date Feb 20, 1951
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
2458248
- Patent number 2,458,248
- Issue date Jan 4, 1949
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
1424961
- Patent number 1,424,961
- Issue date Aug 8, 1922
- A45 - HAND OR TRAVELLING ARTICLES