Gordon A. Erickson

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St. Paul, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Space divider and acoustic panel
- Patent number 4,214,646
- Issue date Jul 29, 1980
- Conwed Corporation
- Felipe Planes
- E04 - BUILDING
Information Patent Grant
Lightweight sound absorbent panels having high noise reduction coef...
- Patent number 4,057,123
- Issue date Nov 8, 1977
- Conwed Corporation
- Gordon A. Erickson
- E04 - BUILDING