1378672

Information

• Patent Grant
• 1378672

• References
• Source

• Patent Number

  1,378,672

• Date Filed

  Not available

• Date Issued

  Tuesday, May 17, 1921
  104 years ago

• CPC

  • B41J11/64 - Applications of scales or indicators
  • B41J33/00 - Apparatus or arrangements for feeding ink ribbons or like character-size impression-transfer material
  • B41J33/003 - Ribbon spools

• US Classifications

  • 242 - Winding, tensioning, or guiding