1638877

Information

• Patent Grant
• 1638877

• References
• Source

• Patent Number

  1,638,877

• Date Filed

  Not available

• Date Issued

  Tuesday, August 16, 1927
  97 years ago

• CPC

  • C14C7/00 - Pasting processes (chemical part)

• US Classifications

  • 008 - Bleaching and dyeing
  • 192 - Clutches and power-stop control