Paul F. Hermann

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Boothbay, ME, US

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Patents Grantslast 30 patents

Information Patent Grant
Abrasive propellant for cleaning of surfaces and machinery
- Patent number 5,256,703
- Issue date Oct 26, 1993
- Sponge Jet Inc.
- Paul F. Hermann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...