3747275

Information

• Patent Grant
• 3747275

• References
• Source

• Patent Number

  3,747,275

• Date Filed

  Not available

• Date Issued

  Tuesday, July 24, 1973
  51 years ago

• CPC

  • E06B7/2318 - by applying over- or under-pressure
  • B60J10/244 - inflatable or deflatable
  • B61D19/001 - for wagons or vans

• US Classifications

  • 049 - Movable or removable closures