3594815

Information

• Patent Grant
• 3594815

• References
• Source

• Patent Number

  3,594,815

• Date Filed

  Not available

• Date Issued

  Tuesday, July 27, 1971
  53 years ago

• CPC

  • A63B71/10 - for the head
  • A42B1/068 - with additional protection for the ears; Removable ear muffs
  • Y10S2/909 - Head protector

• US Classifications

  • 002 - Apparel
  • 066 - Textiles: knitting