1939368

Information

• Patent Grant
• 1939368

• References
• Source

• Patent Number

  1,939,368

• Date Filed

  Not available

• Date Issued

  Tuesday, December 12, 1933
  91 years ago

• CPC

  • G01F23/00 - Indicating or measuring liquid level, or level of fluent solid material
  • Y10S15/11 - Indicators
  • Y10S55/34 - Indicator and controllers
  • Y10T74/1598 - Driven ratchet-bar and power dog

• US Classifications

  • 033 - Geometrical instruments
  • 015 - Brushing, scrubbing, and general cleaning
  • 055 - Gas separation
  • 074 - Machine element or mechanism
  • 340 - Communications: electrical
  • 414 - Material or article handling