3661226

Information

• Patent Grant
• 3661226

• References
• Source

• Patent Number

  3,661,226

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1972
  52 years ago

• CPC

  • E04G3/30 - suspended by flexible supporting elements
  • B23K9/0209 - of non-horizontal seams in assembling non-horizontal plates
  • E04G3/32 - Hoisting devices Safety devices

• US Classifications

  • 182 - Fire escape, ladder, or scaffold