Lev P. Freedman

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Uliza Funsie, KZ

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing rolled material from oxygen-free copper
- Patent number 5,366,001
- Issue date Nov 22, 1994
- Mannesmann Aktiengesellschaft
- Lev P. Freedman
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...