1671805

Information

• Patent Grant
• 1671805

• References
• Source

• Patent Number

  1,671,805

• Date Filed

  Not available

• Date Issued

  Tuesday, May 29, 1928
  96 years ago

• CPC

  • H05B31/0039 - Projectors, the construction of which depends upon the presence of the arc
  • Y10T74/18024 - Rotary to reciprocating and rotary

• US Classifications

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