1699213

Information

• Patent Grant
• 1699213

• References
• Source

• Patent Number

  1,699,213

• Date Filed

  Not available

• Date Issued

  Tuesday, January 15, 1929
  96 years ago

• CPC

  • E04D1/10 - of specified materials not covered by any one of groups E04D1/04 - E04D1/085 , or of combinations of materials, where at least one is not covered by any one of groups E04D1/04 - E04D1/085
  • E04D1/28 - Roofing elements comprising two or more layers
  • E04D2001/005 - the roofing elements having a granulated surface

• US Classifications

  • 052 - Static structures