1857139

Information

• Patent Grant
• 1857139

• References
• Source

• Patent Number

  1,857,139

• Date Filed

  Not available

• Date Issued

  Tuesday, May 10, 1932
  92 years ago

• CPC

  • G01L7/04 - in the form of flexible, deformable tubes
  • Y10S411/961 - Pawl and ratchet
  • Y10T74/2179 - Adjustable

• US Classifications

  • 073 - Measuring and testing
  • 074 - Machine element or mechanism
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener