3090292

Information

• Patent Grant
• 3090292

• References
• Source

• Patent Number

  3,090,292

• Date Filed

  Not available

• Date Issued

  Tuesday, May 21, 1963
  61 years ago

• CPC

  • B60H1/265 - Openings in window or door past or pillars

• US Classifications

  • 454 - Ventilation