745463

Information

• Patent Grant
• 745463

• References
• Source

• Patent Number

  745,463

• Date Filed

  Not available

• Date Issued

  Tuesday, December 1, 1903
  120 years ago

• CPC

  • H01C8/02 - Coherers or like imperfect resistors for detecting electromagnetic waves

• US Classifications

  • 178 - Telegraphy
  • 329 - Demodulators