1651955

Information

• Patent Grant
• 1651955

• References
• Source

• Patent Number

  1,651,955

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1927
  97 years ago

• CPC

  • B61L29/026 - Preventing access by means of obstacles raising across the route

• US Classifications

  • 049 - Movable or removable closures