1968542

Information

• Patent Grant
• 1968542

• References
• Source

• Patent Number

  1,968,542

• Date Filed

  Not available

• Date Issued

  Tuesday, July 31, 1934
  90 years ago

• CPC

  • G01P3/18 - transferred to the indicator by mechanical means
  • G01P3/22 - transferred to the indicator by electric or magnetic means

• US Classifications

  • 073 - Measuring and testing
  • 033 - Geometrical instruments
  • 114 - Ships
  • 340 - Communications: electrical