3788820

Information

• Patent Grant
• 3788820

• References
• Source

• Patent Number

  3,788,820

• Date Filed

  Not available

• Date Issued

  Tuesday, January 29, 1974
  51 years ago

• CPC

  • B21C23/01 - starting from material of particular form or shape
  • Y10T29/4981 - Utilizing transitory attached element or associated separate material
  • Y10T428/12292 - Workpiece with longitudinal passageway or stopweld material [e.g., for tubular stock, etc.]
  • Y10T428/12299 - Workpiece mimicking finished stock having nonrectangular or noncircular cross section
  • Y10T428/12319 - Composite
  • Y10T428/12986 - Adjacent functionally defined components

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 029 - Metal working
  • 419 - Powder metallurgy processes