R. Montgomery Welch

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Grand Rapids, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Fastening apparatus for panels
- Patent number 3,996,718
- Issue date Dec 14, 1976
- Modular Systems, Inc.
- R. Montgomery Welch
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...