1723612

Information

• Patent Grant
• 1723612

• References
• Source

• Patent Number

  1,723,612

• Date Filed

  Not available

• Date Issued

  Tuesday, August 6, 1929
  95 years ago

• CPC

  • G03F5/14 - by contact methods

• US Classifications

  • 101 - Printing
  • 205 - Electrolysis: processes, compositions used therein, and methods of preparing the compositions