2020044

Information

• Patent Grant
• 2020044

• References
• Source

• Patent Number

  2,020,044

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1935
  89 years ago

• CPC

  • E06B3/7015 - characterised by the filling between two external panels
  • E06B2003/7021 - consisting of wooden strips filling the whole door
  • E06B2003/7048 - with arcuate periphery; with openings having an arcuate periphery
  • E06B2003/7071 - made of a plurality of separate blocks or strips

• US Classifications

  • 052 - Static structures