2416788

Information

• Patent Grant
• 2416788

• References
• Source

• Patent Number

  2,416,788

• Date Filed

  Not available

• Date Issued

  Tuesday, March 4, 1947
  77 years ago

• CPC

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

• US Classifications

  • 034 - Drying and gas or vapor contact with solids
  • 607 - Surgery: light, thermal, and electrical application