Mark Izrailevich Grinshpun

Follow

Person

Elektrostal Moskovskoi oblasti, SU

People

Patents Grantslast 30 patents

Information Patent Grant
Pipe cold-rolling mill
- Patent number 3,995,468
- Issue date Dec 7, 1976
- Mark Izrailevich Grinshpun
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...