Isak Liberman

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Des Plaines, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Plaster spreading tool
- Patent number 5,792,489
- Issue date Aug 11, 1998
- Isak Liberman
- E04 - BUILDING
Information Patent Grant
Spreader tool for applying bonding compounds to planar surfaces
- Patent number 5,351,357
- Issue date Oct 4, 1994
- Aasak Enterprises, Ltd.
- Isak Liberman
- E04 - BUILDING
Information Patent Grant
Method for applying plaster and cement to wallboard and the like
- Patent number 4,731,258
- Issue date Mar 15, 1988
- Isak Liberman
- B44 - DECORATIVE ARTS
Information Patent Grant
Spreader tool for applying plaster and cement to wallboard, and the...
- Patent number 4,654,919
- Issue date Apr 7, 1987
- Isak Liberman
- B44 - DECORATIVE ARTS