1802049

Information

• Patent Grant
• 1802049

• References
• Source

• Patent Number

  1,802,049

• Date Filed

  Not available

• Date Issued

  Tuesday, April 21, 1931
  94 years ago

• CPC

  • E06B3/822 - with an internal foursided frame
  • E06B2003/7048 - with arcuate periphery; with openings having an arcuate periphery

• US Classifications

  • 052 - Static structures