1871668

Information

• Patent Grant
• 1871668

• References
• Source

• Patent Number

  1,871,668

• Date Filed

  Not available

• Date Issued

  Tuesday, August 16, 1932
  92 years ago

• CPC

  • B42F13/32 - the nesting portions of the rods and tubes being straight
  • Y10T403/33 - Transverse rod to spaced plate surfaces
  • Y10T403/7077 - for telescoping members

• US Classifications

  • 402 - Binder device releasably engaging aperture or notch of sheet
  • 281 - Books, strips, and leaves
  • 403 - Joints and connections
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener