Douglas Holt

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Canton, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Roll dimpler apparatus and method for preparing metal blanks
- Patent number 10,328,470
- Issue date Jun 25, 2019
- Welker Engineered Products
- Timothy Thomas
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Roll Dimpler Apparatus and Method for Preparing Metal Blanks
- Publication number 20160279687
- Publication date Sep 29, 2016
- Timothy Thomas
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...