Manfred Harle

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Brampton, CA

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Patents Grantslast 30 patents

Information Patent Grant
Fire block conduit coupler
- Patent number 6,615,860
- Issue date Sep 9, 2003
- Royal Group Technologies Limited
- Brian M. Didone
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
Fire block conduit coupler
- Publication number 20030131881
- Publication date Jul 17, 2003
- Brian M. Didone
- B28 - WORKING CEMENT, CLAY, OR STONE