1630770

Information

• Patent Grant
• 1630770

• References
• Source

• Patent Number

  1,630,770

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1927
  97 years ago

• CPC

  • E04F10/0648 - acting on the roller tube
  • E04F10/0677 - acting as centre bearing
  • E04F10/0614 - whereby the pivot axis of the articulation is parallel to the roller

• US Classifications

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