2001421

Information

• Patent Grant
• 2001421

• References
• Source

• Patent Number

  2,001,421

• Date Filed

  Not available

• Date Issued

  Tuesday, May 14, 1935
  89 years ago

• CPC

  • H01M2/1693 - Wood

• US Classifications

  • 429 - Chemistry: electrical current producing apparatus, product, and process