3787828

Information

• Patent Grant
• 3787828

• References
• Source

• Patent Number

  3,787,828

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1974
  51 years ago

• CPC

  • G01D9/10 - the recording element
  • H01C10/32 - the contact moving in an arcuate path

• US Classifications

  • 340 - Communications: electrical
  • 073 - Measuring and testing
  • 346 - Recorders