2255878

Information

• Patent Grant
• 2255878

• References
• Source

• Patent Number

  2,255,878

• Date Filed

  Not available

• Date Issued

  Tuesday, September 16, 1941
  83 years ago

• CPC

  • B61L29/243 - Transmission mechanism or acoustical signals for gates

• US Classifications

  • 060 - Power plants
  • 049 - Movable or removable closures
  • 091 - Motors: expansible chamber type