1919820

Information

• Patent Grant
• 1919820

• References
• Source

• Patent Number

  1,919,820

• Date Filed

  Not available

• Date Issued

  Tuesday, July 25, 1933
  91 years ago

• CPC

  • A47C4/12 - of adjustable type
  • Y10S411/929 - Thread lock

• US Classifications

  • 297 - Chairs and seats
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener