1939768

Information

• Patent Grant
• 1939768

• References
• Source

• Patent Number

  1,939,768

• Date Filed

  Not available

• Date Issued

  Tuesday, December 19, 1933
  91 years ago

• CPC

  • B22D13/04 - of shallow solid or hollow bodies
  • Y10S76/05 - Electric welding
  • Y10T428/12139 - Nonmetal particles in particulate component
  • Y10T428/12451 - Macroscopically anomalous interface between layers

• US Classifications

  • 072 - Metal deforming
  • 076 - Metal tools and implements, making
  • 241 - Solid material comminution or disintegration
  • 428 - Stock material or miscellaneous articles