3139950

Information

• Patent Grant
• 3139950

• References
• Source

• Patent Number

  3,139,950

• Date Filed

  Not available

• Date Issued

  Tuesday, July 7, 1964
  60 years ago

• CPC

  • E04G1/32 - Other free-standing supports
  • A63B5/12 - Bolster vaulting apparatus
  • B25H1/06 - of trestle type

• US Classifications

  • 182 - Fire escape, ladder, or scaffold