1637540

Information

• Patent Grant
• 1637540

• References
• Source

• Patent Number

  1,637,540

• Date Filed

  Not available

• Date Issued

  Tuesday, August 2, 1927
  97 years ago

• CPC

  • A41B3/14 - Reversible collars

• US Classifications

  • 002 - Apparel
  • 112 - Sewing