1657685

Information

• Patent Grant
• 1657685

• References
• Source

• Patent Number

  1,657,685

• Date Filed

  Not available

• Date Issued

  Tuesday, January 31, 1928
  96 years ago

• CPC

  • F16G1/02 - made of leather
  • C08K5/1575 - Six-membered rings

• US Classifications

  • 524 - Synthetic resins or natural rubbers
  • 106 - Compositions: coating or plastic
  • 188 - Brakes