TREA

Rudolf Bierling

Follow

Person

  • Schwaigern, DE
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary piston compressor
    • Patent number 5,076,768
    • Issue date Dec 31, 1991
    • Ruf; Renate
    • Renate Ruf
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Double-flow butterfly valve part
    • Patent number 4,870,990
    • Issue date Oct 3, 1989
    • Audi AG
    • Rudolf Bierling
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS