1635443

Information

• Patent Grant
• 1635443

• References
• Source

• Patent Number

  1,635,443

• Date Filed

  Not available

• Date Issued

  Tuesday, July 12, 1927
  96 years ago

• CPC

  • H01B13/282 - by winding

• US Classifications

  • 148 - Metal treatment
  • 178 - Telegraphy
  • 266 - Metallurgical apparatus