1930023

Information

• Patent Grant
• 1930023

• References
• Source

• Patent Number

  1,930,023

• Date Filed

  Not available

• Date Issued

  Tuesday, October 10, 1933
  91 years ago

• CPC

  • E04D1/045 - Vaulted roofing elements laid alternately side-up and side-down
  • E04D1/34 - Fastenings for attaching roof-covering elements to the supporting elements
  • E04D2001/3414 - Metal strips or sheet metal
  • E04D2001/3423 - Nails, rivets, staples or straps piercing or perforating the roof covering material
  • E04D2001/3438 - Fasteners comprising several coacting elements
  • E04D2001/3467 - through apertures, holes or slots
  • E04D2001/3473 - fastening single roof elements to the roof structure with or without indirect clamping of neighbouring roof covering elements
  • E04D2001/3497 - Spanish type tiles

• US Classifications

  • 052 - Static structures