1950373

Information

• Patent Grant
• 1950373

• References
• Source

• Patent Number

  1,950,373

• Date Filed

  Not available

• Date Issued

  Tuesday, March 6, 1934
  91 years ago

• CPC

  • B65H9/18 - Assisting by devices such as reflectors, lenses, transparent sheets, or mechanical indicators

• US Classifications

  • 101 - Printing
  • 362 - Illumination