1473527

Information

• Patent Grant
• 1473527

• References
• Source

• Patent Number

  1,473,527

• Date Filed

  Not available

• Date Issued

  Tuesday, November 6, 1923
  101 years ago

• CPC

  • A45B3/12 - with telescopes
  • G02B23/00 - Telescopes

• US Classifications

  • 359 - Optical: systems and elements
  • 135 - Tent, canopy, umbrella, or cane