3839751

Information

• Patent Grant
• 3839751

• References
• Source

• Patent Number

  3,839,751

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1974
  50 years ago

• CPC

  • E04H4/1227 - Circumferential gutters
  • E04H4/0031 - with shell type elements

• US Classifications

  • 004 - Baths, closets, sinks, and spittoons
  • 052 - Static structures