U.S. patent number D340,749 [Application Number 07/825,720] was granted by the patent office on 1993-10-26 for swivel interconnecting toy building blocks. This patent grant is currently assigned to Fantasy Toys, Inc.. Invention is credited to Ronald L. Lyman.
United States Patent | D340,749 |
Lyman | October 26, 1993 |
Inventors: | Lyman; Ronald L. (Folsom, CA) |
---|---|
Assignee: | Fantasy Toys, Inc. (St. Helena,
CA) |
Appl. No.: | 07/825,720 |
Filed: | January 27, 1992 |
Current U.S. Class: | D21/503 |
Field of Search: | ;D21/108 ;D25/126 ;446/105,114,125,128,231 ;273/424,425 |
3242610 | March 1966 | Christiansen |
3487579 | January 1970 | Brettingen |
4606732 | August 1986 | Lyman |
4744780 | May 1988 | Volpe |
5172534 | December 1992 | Milner |
Tyco Toy Catalog 1987 p. 24 bottom left of page.. |
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