3325941

Information

• Patent Grant
• 3325941

• References
• Source

• Patent Number

  3,325,941

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1967
  57 years ago

• CPC

  • E06B5/167 - Devices blocking doors or windows inside its frame in case of fire
  • E05B65/104 - actuated in response to heat
  • E06B5/164 - Sealing arrangements between the door or window and its frame

• US Classifications

  • 049 - Movable or removable closures
  • 187 - Elevator, industrial lift truck, or stationary lift for vehicle