1909391

Information

• Patent Grant
• 1909391

• References
• Source

• Patent Number

  1,909,391

• Date Filed

  Not available

• Date Issued

  Tuesday, May 16, 1933
  92 years ago

• CPC

  • G01K5/26 - with provision for adjusting zero point of scale

• US Classifications

  • 374 - Thermal measuring and testing