1561872

Information

• Patent Grant
• 1561872

• References
• Source

• Patent Number

  1,561,872

• Date Filed

  Not available

• Date Issued

  Tuesday, November 17, 1925
  99 years ago

• CPC

  • F16B13/00 - Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
  • Y10S292/10 - Cupped disc fasteners
  • Y10T29/49938 - Radially expanding part in cavity, aperture, or hollow body
  • Y10T292/48 - Seals

• US Classifications

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