arrow-shaped, V-shaped

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Industries

Patents Grantslast 30 patents

Information Patent Grant
Puzzle and elements for creating puzzles
- Patent number 6,666,453
- Issue date Dec 23, 2003
- Raymond M. Chambers
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Design and construction toy
- Patent number 4,983,137
- Issue date Jan 8, 1991
- Gene B. Carpenter
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Folded box with puzzle
- Patent number 4,323,154
- Issue date Apr 6, 1982
- Carl Brandenfels
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
2053001
- Patent number 2,053,001
- Issue date Sep 1, 1936
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
1657736
- Patent number 1,657,736
- Issue date Jan 31, 1928
- A63 - SPORTS GAMES AMUSEMENTS