1932537

Information

• Patent Grant
• 1932537

• References
• Source

• Patent Number

  1,932,537

• Date Filed

  Not available

• Date Issued

  Tuesday, October 31, 1933
  91 years ago

• CPC

  • F17D3/145 - in gas pipelines

• US Classifications

  • 048 - Gas: heating and illuminating
  • 261 - Gas and liquid contact apparatus