1785499

Information

• Patent Grant
• 1785499

• References
• Source

• Patent Number

  1,785,499

• Date Filed

  Not available

• Date Issued

  Tuesday, December 16, 1930
  94 years ago

• CPC

  • E04G21/22 - for setting building elements with mortar
  • E04B2/42 - Walls having cavities between, as well as in, the elements Walls of elements each consisting of two or more parts, kept in distance by means of spacers, at least one of the parts having cavities
  • E04B2/48 - by filling material with or without reinforcements in small channels in, or in grooves between, the elements
  • E04B2002/0208 - of trapezoidal shape
  • E04B2002/0295 - of which the width is equal to the wall thickness

• US Classifications

  • 052 - Static structures