1626472

Information

• Patent Grant
• 1626472

• References
• Source

• Patent Number

  1,626,472

• Date Filed

  Not available

• Date Issued

  Tuesday, April 26, 1927
  97 years ago

• CPC

  • H05B31/0093 - with a threaded rod
  • Y10T74/18024 - Rotary to reciprocating and rotary

• US Classifications

  • 074 - Machine element or mechanism
  • 313 - Electric lamp and discharge devices
  • 314 - Electric lamp and discharge devices: consumable electrodes