1863961

Information

• Patent Grant
• 1863961

• References
• Source

• Patent Number

  1,863,961

• Date Filed

  Not available

• Date Issued

  Tuesday, June 21, 1932
  92 years ago

• CPC

  • E05D13/003 - Anti-dropping devices
  • E05Y2201/618 - Transmission ratio variation
  • E05Y2900/106 - for garages
  • Y10S16/31 - Pulley

• US Classifications

  • 160 - Flexible or portable closure, partition, or panel
  • 016 - Miscellaneous hardware
  • 049 - Movable or removable closures