Daniel B. Bump

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Putney, VT, US

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Patents Grantslast 30 patents

Information Patent Grant
Retrofittable insulating system for solar rooms
- Patent number 4,744,403
- Issue date May 17, 1988
- Appropriate Technology Corporation
- Scott Hausmann
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS