1806978

Information

• Patent Grant
• 1806978

• References
• Source

• Patent Number

  1,806,978

• Date Filed

  Not available

• Date Issued

  Tuesday, May 26, 1931
  93 years ago

• CPC

  • E05F11/00 - Man-operated mechanisms for operating wings, including those which also operate the fastening
  • E05F2700/04 - Devices for blocking sliding windows in general
  • Y10S70/70 - Geneva stop
  • Y10T292/08 - Bolts
  • Y10T292/0863 - Sliding and rotary
  • Y10T292/1083 - Rigid
  • Y10T292/68 - Keepers

• US Classifications

  • 292 - Closure fasteners
  • 070 - Locks