Harry E. Grimstedt

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Nykoping, SW

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Patents Grantslast 30 patents

Information Patent Grant
Convector for heating rooms
- Patent number 4,073,045
- Issue date Feb 14, 1978
- Aktiebolaget Atomenergi
- Peter H. E. Margen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL