1633474

Information

• Patent Grant
• 1633474

• References
• Source

• Patent Number

  1,633,474

• Date Filed

  Not available

• Date Issued

  Tuesday, June 21, 1927
  97 years ago

• CPC

  • E04D1/26 - Strip-shaped roofing elements appearing as a row of shingles
  • Y10S160/14 - Step joints

• US Classifications

  • 052 - Static structures
  • 160 - Flexible or portable closure, partition, or panel
  • D25 - Building units and construction elements