1798810

Information

• Patent Grant
• 1798810

• References
• Source

• Patent Number

  1,798,810

• Date Filed

  Not available

• Date Issued

  Tuesday, March 31, 1931
  93 years ago

• CPC

  • E04B1/3465 - with adapted utilities connections

• US Classifications

  • 052 - Static structures
  • D25 - Building units and construction elements