3172740

Information

• Patent Grant
• 3172740

• References
• Source

• Patent Number

  3,172,740

• Date Filed

  Not available

• Date Issued

  Tuesday, March 9, 1965
  59 years ago

• CPC

  • A01F25/08 - Ventilating means

• US Classifications

  • 034 - Drying and gas or vapor contact with solids
  • 052 - Static structures
  • 454 - Ventilation