2017397

Information

• Patent Grant
• 2017397

• References
• Source

• Patent Number

  2,017,397

• Date Filed

  Not available

• Date Issued

  Tuesday, October 15, 1935
  89 years ago

• CPC

  • B21C37/0818 - Manufacture of tubes by drawing of strip material through dies

• US Classifications

  • 228 - Metal fusion bonding