J. William Spinger

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Huron, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Externally threaded self-locking nut
- Patent number 5,004,389
- Issue date Apr 2, 1991
- Industrial Nut Corp.
- J. William Spinger
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...