3197610

Information

• Patent Grant
• 3197610

• References
• Source

• Patent Number

  3,197,610

• Date Filed

  Not available

• Date Issued

  Tuesday, July 27, 1965
  59 years ago

• CPC

  • E04C3/086 - of the castellated type
  • B21D47/04 - composite sheet metal profiles
  • B23K31/022 - Making profiled bars with soldered or welded seams
  • E04C3/40 - of metal
  • E04C2003/0413 - being built up from several parts
  • E04C2003/043 - the hollow cross-section comprising at least one enclosed cavity
  • E04C2003/0434 - the open cross-section free of enclosed cavities
  • E04C2003/0452 - H- or I-shaped
  • E04C2003/0465 - square- or rectangular-shaped
  • E04C2003/0469 - triangular-shaped
  • E04C2003/0478 - X-shaped

• US Classifications

  • 219 - Electric heating