1461409

Information

• Patent Grant
• 1461409

• References
• Source

• Patent Number

  1,461,409

• Date Filed

  Not available

• Date Issued

  Tuesday, July 10, 1923
  101 years ago

• CPC

  • E04G11/44 - with supporting beams for the shuttering used simultaneously as permanent reinforcement of the ribs
  • E04G17/18 - Devices for suspending or anchoring form elements to girders placed in ceilings

• US Classifications

  • 249 - Static molds