Alexandr G. Paly

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Nikopol Dnepropetrovskoi oblasti, SU

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing a piercing mandrel
- Patent number 4,370,879
- Issue date Feb 1, 1983
- Boris D. Kopysky
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...