TREA

Rolla W. Barr

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  • Chesterfield, MO, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Security device for spare tires
    • Patent number 4,294,088
    • Issue date Oct 13, 1981
    • Rolla W. Barr
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Device for securing spare wheels
    • Patent number 4,225,066
    • Issue date Sep 30, 1980
    • Rolla W. Barr
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Shackle guard for padlocks
    • Patent number 4,122,693
    • Issue date Oct 31, 1978
    • Rolla W. Barr
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Device for securing spare tires
    • Patent number 4,076,158
    • Issue date Feb 28, 1978
    • Rolla W. Barr
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS