1892562

Information

• Patent Grant
• 1892562

• References
• Source

• Patent Number

  1,892,562

• Date Filed

  Not available

• Date Issued

  Tuesday, December 27, 1932
  92 years ago

• CPC

  • E06B9/17 - Parts or details of roller shutters
  • E06B2009/17069 - Insulation
  • E06B2009/1716 - Arrangements to improve rolling of the shutter on the roller
  • Y10S16/31 - Pulley

• US Classifications

  • 160 - Flexible or portable closure, partition, or panel
  • 016 - Miscellaneous hardware
  • D25 - Building units and construction elements