1819683

Information

• Patent Grant
• 1819683

• References
• Source

• Patent Number

  1,819,683

• Date Filed

  Not available

• Date Issued

  Tuesday, August 18, 1931
  92 years ago

• CPC

  • H04Q3/00 - Selecting arrangements
  • H01H50/62 - Co-operating movable contacts operated by seperate electrical actuating means

• US Classifications

  • 379 - Telephonic communications