1804550

Information

• Patent Grant
• 1804550

• References
• Source

• Patent Number

  1,804,550

• Date Filed

  Not available

• Date Issued

  Tuesday, May 12, 1931
  93 years ago

• CPC

  • E04F10/0637 - with mechanisms for adjusting the inclination of the blind
  • E04F10/0618 - whereby the pivot axis of the articulation is perpendicular to the roller
  • Y10S160/911 - Worm gear awning operator

• US Classifications

  • 160 - Flexible or portable closure, partition, or panel