Hermann Lang

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Rechtenbach-Huttenberg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Rotary piston pump with pressure equalization chambers for the shaf...
- Patent number 4,465,442
- Issue date Aug 14, 1984
- Arthur Pfeiffer Vakuumtechnik Wetzlar GmbH
- Hermann Lang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...