1490148

Information

• Patent Grant
• 1490148

• References
• Source

• Patent Number

  1,490,148

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1924
  100 years ago

• CPC

  • B61G5/10 - for electric cables
  • C07D209/84 - Separation

• US Classifications

  • 439 - Electrical connectors
  • 213 - Railway draft appliances