Ian L. Spain

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Fort Collins, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of making an electrical device made of partially pyrolyzed p...
- Patent number 4,856,179
- Issue date Aug 15, 1989
- Hoechst Celanese Corp.
- Harris A. Goldberg
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrical device made of partially pryolyzed polymer
- Patent number 4,642,664
- Issue date Feb 10, 1987
- Celanese Corporation
- Harris A. Goldberg
- H01 - BASIC ELECTRIC ELEMENTS