1970461

Information

• Patent Grant
• 1970461

• References
• Source

• Patent Number

  1,970,461

• Date Filed

  Not available

• Date Issued

  Tuesday, August 14, 1934
  90 years ago

• CPC

  • G09F7/06 - the elements being secured or adapted to be secured by means of pins and holes
  • Y10S411/911 - One-way drive
  • Y10S411/956 - Automatic base clutch
  • Y10S411/974 - Side lock

• US Classifications

  • 040 - Card, picture, or sign exhibiting
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener