1390133

Information

• Patent Grant
• 1390133

• References
• Source

• Patent Number

  1,390,133

• Date Filed

  Not available

• Date Issued

  Tuesday, September 6, 1921
  103 years ago

• CPC

  • F16L13/128 - Tools

• US Classifications

  • 249 - Static molds
  • 285 - Pipe joints or couplings