1973989

Information

• Patent Grant
• 1973989

• References
• Source

• Patent Number

  1,973,989

• Date Filed

  Not available

• Date Issued

  Tuesday, September 18, 1934
  90 years ago

• CPC

  • B42F21/08 - in one of a number of predetermined positions
  • Y10T24/3429 - Cam type member
  • Y10T24/3436 - and cam

• US Classifications

  • 040 - Card, picture, or sign exhibiting
  • 024 - Buckles, buttons, clasps, etc.