TREA

John G. Collyear

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  • Rugby, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Manufacture of pistons
    • Patent number 4,752,995
    • Issue date Jun 28, 1988
    • AE PLC
    • John G. Collyear
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Piston
    • Patent number D286780
    • Issue date Nov 18, 1986
    • AE PLC
    • John G. Collyear
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Piston
    • Patent number D286781
    • Issue date Nov 18, 1986
    • AE PLC
    • John G. Collyear
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Pistons
    • Patent number 4,535,682
    • Issue date Aug 20, 1985
    • AE PLC
    • John G. Collyear
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS