3786955

Information

• Patent Grant
• 3786955

• References
• Source

• Patent Number

  3,786,955

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1974
  51 years ago

• CPC

  • F16J13/06 - attached only by clamps along the circumference
  • B65D90/10 - Manholes Inspection openings Covers therefor
  • Y10T292/223 - Swingable

• US Classifications

  • 220 - Receptacles
  • 105 - Railway rolling stock
  • 292 - Closure fasteners