Oscar Sircovich

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Jerusalem, IL

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Patents Grantslast 30 patents

Information Patent Grant
Stair lift system
- Patent number 7,131,522
- Issue date Nov 7, 2006
- Oscar Sircovich
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Method of erecting arched structures
- Patent number 4,619,099
- Issue date Oct 28, 1986
- Oscar Sircovich
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
Stair lift system
- Publication number 20050241247
- Publication date Nov 3, 2005
- Oscar Sircovich
- B66 - HOISTING LIFTING HAULING