2091609

Information

• Patent Grant
• 2091609

• References
• Source

• Patent Number

  2,091,609

• Date Filed

  Not available

• Date Issued

  Tuesday, August 31, 1937
  87 years ago

• CPC

  • C21D9/06 - with diminished tendency to become wavy

• US Classifications

  • 072 - Metal deforming