Richard H. Doree

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St. Paul, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Article containing microencapsulated materials
- Patent number 4,898,633
- Issue date Feb 6, 1990
- Minnesota Mining and Manufacturing Company
- Richard H. Doree
- B44 - DECORATIVE ARTS
Information Patent Grant
Article containing microencapsulated materials
- Patent number 4,774,133
- Issue date Sep 27, 1988
- Minnesota Mining and Manufacturing Company
- Richard H. Doree
- B44 - DECORATIVE ARTS
Information Patent Grant
Article containing microencapsulated materials
- Patent number 4,654,256
- Issue date Mar 31, 1987
- Minnesota Mining and Manufacturing Company
- Richard H. Doree
- B44 - DECORATIVE ARTS