J. P. Sheahan Assoicates, Inc.

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Midland, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of securing multiple layered roof structures
- Patent number 4,924,174
- Issue date May 8, 1990
- J. P. Sheahan Assoicates, Inc.
- James P. Sheahan
- E04 - BUILDING