670297

Information

• Patent Grant
• 670297

• References
• Source

• Patent Number

  670,297

• Date Filed

  Not available

• Date Issued

  Tuesday, March 19, 1901
  123 years ago

• CPC

  • A45B3/08 - with measuring or weighing appliances

• US Classifications

  • 033 - Geometrical instruments
  • 135 - Tent, canopy, umbrella, or cane