1891363

Information

• Patent Grant
• 1891363

• References
• Source

• Patent Number

  1,891,363

• Date Filed

  Not available

• Date Issued

  Tuesday, December 20, 1932
  92 years ago

• CPC

  • C14C3/14 - Fat tanning Oil tanning

• US Classifications

  • 008 - Bleaching and dyeing