1914820

Information

• Patent Grant
• 1914820

• References
• Source

• Patent Number

  1,914,820

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1933
  91 years ago

• CPC

  • A45D20/24 - Shape or structure of the helmet body

• US Classifications

  • 034 - Drying and gas or vapor contact with solids
  • 132 - Toilet