2977810

Information

• Patent Grant
• 2977810

• References
• Source

• Patent Number

  2,977,810

• Date Filed

  Not available

• Date Issued

  Tuesday, April 4, 1961
  63 years ago

• CPC

  • E05F11/12 - Mechanisms by which the bar shifts the wing
  • Y10T74/18856 - Oscillating to oscillating

• US Classifications

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