1670693

Information

• Patent Grant
• 1670693

• References
• Source

• Patent Number

  1,670,693

• Date Filed

  Not available

• Date Issued

  Tuesday, May 22, 1928
  96 years ago

• CPC

  • A43D1/02 - Foot-measuring devices
  • A43D1/04 - Last-measuring devices

• US Classifications

  • 033 - Geometrical instruments