149678

Information

• Patent Grant
• 149678

• References
• Source

• Patent Number

  149,678

• Date Filed

  Not available

• Date Issued

  Tuesday, April 14, 1874
  150 years ago

• CPC

  • E04B2/44 - using elements having specially-designed means for stabilising the position Spacers for cavity walls
  • E04D1/16 - of ceramics, glass or concrete, with or without reinforcement
  • E04D3/26 - of concrete or ceramics
  • E04B2002/0206 - of rectangular shape

• US Classifications

  • 052 - Static structures