2730580

Information

• Patent Grant
• 2730580

• References
• Source

• Patent Number

  2,730,580

• Date Filed

  Not available

• Date Issued

  Tuesday, January 10, 1956
  68 years ago

• CPC

  • H04M1/21 - Combinations with auxiliary equipment
  • Y10T16/90 - Paper weight

• US Classifications

  • 379 - Telephonic communications
  • 016 - Miscellaneous hardware
  • 254 - Implements or apparatus for applying pushing or pulling force