Keith Robert Sekera

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Penn Township, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Quick change pilger die and assembly of same with rollstand arbor
- Patent number 5,906,130
- Issue date May 25, 1999
- CBS Corporation
- Keith Robert Sekera
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...