3477189

Information

• Patent Grant
• 3477189

• References
• Source

• Patent Number

  3,477,189

• Date Filed

  Not available

• Date Issued

  Tuesday, November 11, 1969
  55 years ago

• CPC

  • E04B1/19 - Three-dimensional framework structures
  • E04B2001/1927 - of essentially circular cross section
  • E04B2001/1936 - Winged profiles
  • E04B2001/1951 - uninterrupted struts situated in the outer planes of the framework
  • E04B2001/1984 - rectangular
  • E04B2001/1993 - Details of framework supporting structure
  • Y10T29/49625 - Openwork, e.g., a truss, joist, frame, lattice-type or box beam
  • Y10T29/49904 - Assembling a subassembly, then assembling with a second subassembly

• US Classifications

  • 052 - Static structures
  • 029 - Metal working