Donald D. Hall

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Springfield, MO, US

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Patents Grantslast 30 patents

Information Patent Grant
Endless power transmission belt, method of making same, and drive s...
- Patent number 4,169,393
- Issue date Oct 2, 1979
- Dayco Corporation
- Robert E. Wetzel
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...