1855438

Information

• Patent Grant
• 1855438

• References
• Source

• Patent Number

  1,855,438

• Date Filed

  Not available

• Date Issued

  Tuesday, April 26, 1932
  92 years ago

• CPC

  • E04D13/08 - Down pipes Special clamping means therefor
  • E04D2013/0893 - incorporated in building strucutre

• US Classifications

  • 285 - Pipe joints or couplings