made of natural fibres

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Patents Grantslast 30 patents

Information Patent Grant
Dartboard
- Patent number 8,991,828
- Issue date Mar 31, 2015
- Te-Tsao Chen
- F41 - WEAPONS
Information Patent Grant
Dartboards
- Patent number 5,676,379
- Issue date Oct 14, 1997
- Kulite Tungsten Corporation
- Harry William Kicks
- F41 - WEAPONS
Information Patent Grant
Dartboards
- Patent number 4,927,162
- Issue date May 22, 1990
- Henry W. Kicks
- F41 - WEAPONS
Information Patent Grant
Method for manufacture of target boards for darts or archery
- Patent number 4,430,789
- Issue date Feb 14, 1984
- Edward W. J. Wu
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Grant
Method and equipment for manufacture of target boards for darts or...
- Patent number 4,239,573
- Issue date Dec 16, 1980
- Edward W. J. Wu
- F41 - WEAPONS
Information Patent Grant
3891214
- Patent number 3,891,214
- Issue date Jun 24, 1975
- F41 - WEAPONS