1623492

Information

• Patent Grant
• 1623492

• References
• Source

• Patent Number

  1,623,492

• Date Filed

  Not available

• Date Issued

  Tuesday, April 5, 1927
  98 years ago

• CPC

  • G05F1/12 - wherein the variable actually regulated by the final control device is ac
  • G05F1/644 - being pressure-sensitive resistors

• US Classifications

  • 338 - Electrical resistors