Roy E. Rogers

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Longview, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for making a can end seam
- Patent number 4,183,315
- Issue date Jan 15, 1980
- Weyerhaeuser Company
- Roy E. Rogers
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...