2016293

Information

• Patent Grant
• 2016293

• References
• Source

• Patent Number

  2,016,293

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1935
  89 years ago

• CPC

  • G08B5/28 - with hinged flap or arm
  • B60Q1/36 - using movable members

• US Classifications

  • 340 - Communications: electrical