3724768

Information

• Patent Grant
• 3724768

• References
• Source

• Patent Number

  3,724,768

• Date Filed

  Not available

• Date Issued

  Tuesday, April 3, 1973
  51 years ago

• CPC

  • B28B21/64 - Winding arrangements
  • F16L9/08 - of concrete, cement, or asbestos cement, with or without reinforcement

• US Classifications

  • 242 - Winding, tensioning, or guiding