Benjamin F. Sherman Jr.

Follow

Person

McLean, VA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Three-dimensional sliding element puzzle
- Patent number 4,557,484
- Issue date Dec 10, 1985
- Benjamin F. Sherman
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Ball-like construction for a toy or the like
- Patent number 4,551,111
- Issue date Nov 5, 1985
- Benjamin F. Sherman
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Three-dimensional sliding element puzzle
- Patent number 4,478,418
- Issue date Oct 23, 1984
- Benjamin F. Sherman
- A63 - SPORTS GAMES AMUSEMENTS