2193566

Information

• Patent Grant
• 2193566

• References
• Source

• Patent Number

  2,193,566

• Date Filed

  Not available

• Date Issued

  Tuesday, March 12, 1940
  84 years ago

• CPC

  • E04C3/34 - of concrete other stone-like material, with or without permanent form elements, with or without internal or external reinforcement
  • E04B1/20 - the supporting parts consisting of concrete
  • E04B2/66 - characterised by special cross-section of the elongated members

• US Classifications

  • 052 - Static structures