2103142

Information

• Patent Grant
• 2103142

• References
• Source

• Patent Number

  2,103,142

• Date Filed

  Not available

• Date Issued

  Tuesday, December 21, 1937
  87 years ago

• CPC

  • B21D47/00 - Making rigid structural elements or units
  • Y10T29/49277 - including casting or molding

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working