1947422

Information

• Patent Grant
• 1947422

• References
• Source

• Patent Number

  1,947,422

• Date Filed

  Not available

• Date Issued

  Tuesday, February 13, 1934
  90 years ago

• CPC

  • E06B3/925 - with several wings opening vertically towards the same side of the opening and each closing a separate part of the opening
  • E06B3/01 - Removable or disappearing walls for hangars or other halls

• US Classifications

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