164444

Information

• Patent Grant
• 164444

• References
• Source

• Patent Number

  164,444

• Date Filed

  Not available

• Date Issued

  Tuesday, June 15, 1875
  149 years ago

• CPC

  • C01B17/66 - Dithionites or hydrosulfites (S204 2-)
  • Y10S411/906 - Leather or fabric

• US Classifications

  • 423 - Chemistry of inorganic compounds
  • 277 - Seal for a joint or juncture
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener