Hargro 300-Technology, Inc.

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Tyler, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Device for manufacturing austenitic stainless steel drill screws
- Patent number 5,308,286
- Issue date May 3, 1994
- Hargro 300-Technology, Inc.
- Yasu Uejima
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...