Roy E. Peterson

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Rockford, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Self-drilling fastener and method of making same
- Patent number 3,933,075
- Issue date Jan 20, 1976
- Elco Industries, Inc.
- Roy E. Peterson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...