1809804

Information

• Patent Grant
• 1809804

• References
• Source

• Patent Number

  1,809,804

• Date Filed

  Not available

• Date Issued

  Tuesday, June 9, 1931
  93 years ago

• CPC

  • G09F7/00 - Signs, name or number plates, letters, numerals, or symbols Panels or boards
  • Y10S70/81 - Camouflaging means
  • Y10T292/18 - Free-end-engaging means

• US Classifications

  • 040 - Card, picture, or sign exhibiting
  • 070 - Locks
  • 292 - Closure fasteners