MANNESMANN DEMAG WEAN COMPANY

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PITTSBURGH, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
System for the continuous operation of a cold pilger rolling mill
- Patent number 4,577,483
- Issue date Mar 25, 1986
- Mannesmann Demag Wean
- Klaus Rehag
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Bearing construction of a crankshaft of a cold Pilger rolling mill,...
- Patent number 4,547,082
- Issue date Oct 15, 1985
- Mannesmann Demag Wean
- Josef Gerretz
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for testing pipes by a pipe tester
- Patent number 4,537,407
- Issue date Aug 27, 1985
- Mannesmann Demag Wean
- Herbert Jansen
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
73475154 - MDW
- Serial number 73475154
- Registration number 1367328
- Filing date Apr 11, 1984
- MANNESMANN DEMAG WEAN
- 7 - Machines and machine tools