1885153

Information

• Patent Grant
• 1885153

• References
• Source

• Patent Number

  1,885,153

• Date Filed

  Not available

• Date Issued

  Tuesday, November 1, 1932
  92 years ago

• CPC

  • G08B5/008 - Traffic signalling mirrors

• US Classifications

  • 248 - Supports
  • 359 - Optical: systems and elements