1756274

Information

• Patent Grant
• 1756274

• References
• Source

• Patent Number

  1,756,274

• Date Filed

  Not available

• Date Issued

  Tuesday, April 29, 1930
  94 years ago

• CPC

  • H01B13/282 - by winding

• US Classifications

  • 178 - Telegraphy
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 174 - Electricity: conductors and insulators