1938332

Information

• Patent Grant
• 1938332

• References
• Source

• Patent Number

  1,938,332

• Date Filed

  Not available

• Date Issued

  Tuesday, December 5, 1933
  90 years ago

• CPC

  • F26B21/007 - the objects being bobbin- or spool-like bodies

• US Classifications

  • 210 - Liquid purification or separation