1977471

Information

• Patent Grant
• 1977471

• References
• Source

• Patent Number

  1,977,471

• Date Filed

  Not available

• Date Issued

  Tuesday, October 16, 1934
  90 years ago

• CPC

  • E05B37/08 - with tumbler discs on a single axis, all the discs being adjustable by a rotary knob which is not shifted for adjusting the discs
  • Y10T70/7186 - Plural interdependent sets
  • Y10T70/7192 - Plural independently operable sets
  • Y10T70/7333 - With fastener or holder
  • Y10T70/7339 - Pin and socket

• US Classifications

  • 070 - Locks