2133137

Information

• Patent Grant
• 2133137

• References
• Source

• Patent Number

  2,133,137

• Date Filed

  Not available

• Date Issued

  Tuesday, October 11, 1938
  86 years ago

• CPC

  • B31C11/04 - for applying impregnating by coating-substances during the winding

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 043 - Fishing, trapping, and vermin destroying
  • 138 - Pipes and tubular conduits