1923721

Information

• Patent Grant
• 1923721

• References
• Source

• Patent Number

  1,923,721

• Date Filed

  Not available

• Date Issued

  Tuesday, August 22, 1933
  91 years ago

• CPC

  • E05D11/0027 - arranged on or near the hinge and comprising parts interlocking as the wing closes
  • E05D5/04 - Flat flaps
  • E05D2011/0045 - on the hinge
  • Y10T16/53607 - Pintle removable from remainder of hinge
  • Y10T16/559 - having prongs or cooperating structure on leaf

• US Classifications

  • 016 - Miscellaneous hardware