1632966

Information

• Patent Grant
• 1632966

• References
• Source

• Patent Number

  1,632,966

• Date Filed

  Not available

• Date Issued

  Tuesday, June 21, 1927
  97 years ago

• CPC

  • B41K1/20 - with means for locating the image to be obtained

• US Classifications

  • 033 - Geometrical instruments