1990435

Information

• Patent Grant
• 1990435

• References
• Source

• Patent Number

  1,990,435

• Date Filed

  Not available

• Date Issued

  Tuesday, February 5, 1935
  90 years ago

• CPC

  • B60L5/12 - Structural features of poles or their bases

• US Classifications

  • 191 - Electricity: transmission to vehicles