1808040

Information

• Patent Grant
• 1808040

• References
• Source

• Patent Number

  1,808,040

• Date Filed

  Not available

• Date Issued

  Tuesday, June 2, 1931
  93 years ago

• CPC

  • G09F7/18 - Means for attaching signs, plates, panels, or boards to a supporting structure
  • F16B17/008 - of sheets or plates mutually
  • G09F2007/1882 - Emblems
  • Y10T29/49922 - by bending over projecting prongs
  • Y10T29/49938 - Radially expanding part in cavity, aperture, or hollow body
  • Y10T29/49954 - Fastener deformed after application
  • Y10T29/49968 - Metal fusion joining

• US Classifications

  • 040 - Card, picture, or sign exhibiting
  • 029 - Metal working