Pioneer De-Icing Services, Inc.

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Philadelphia, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Wetted salt system including adjustable timer
- Patent number 4,391,393
- Issue date Jul 5, 1983
- Pioneer De-Icing Services, Inc.
- Wm. G. Filmyer
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES