2519488

Information

• Patent Grant
• 2519488

• References
• Source

• Patent Number

  2,519,488

• Date Filed

  Not available

• Date Issued

  Tuesday, August 22, 1950
  74 years ago

• CPC

  • G11B3/44 - Styli
  • Y10T29/49577 - Phonograph component making

• US Classifications

  • 369 - Dynamic information storage or retrieval
  • 029 - Metal working
  • 205 - Electrolysis: processes, compositions used therein, and methods of preparing the compositions