1156020

Information

• Patent Grant
• 1156020

• References
• Source

• Patent Number

  1,156,020

• Date Filed

  Not available

• Date Issued

  Tuesday, October 5, 1915
  109 years ago

• CPC

  • E05F11/32 - with rotary bars guided in the frame
  • Y10T74/1812 - Alternately rotated pinion

• US Classifications

  • 049 - Movable or removable closures
  • 074 - Machine element or mechanism