Enter the serial number from the pocket watch movement below. Do not use the case number. Serial Number Tip

Pocket Watch Serial Number Lookup - Hamilton, South Bend, Illinois, Rockford, Waltham & Elgin Pocket Watches
  Serial Number:
Need to replace a watch crystal? Use our new crystal size guide to find the proper fit.

Columbus Watch Co. Pocket Watch Patents

The following gallery contains patents that were issued or assigned to Columbus Watch Co. or individuals known to be working for the company at the time. Not all designs were fully implemented into production.

Watch Center Pinion

Patent Number:157913
Description:Watch Center Pinion
Inventor:Dietrich Gruen
Patent Date:Dec 22, 1874
Patent Type:Improvement

Watch Regulator

Patent Number:336060
Description:Watch Regulator
Inventor:Walter W. Owen
Assignee:Columbus Watch Co
Patent Date:Feb 9, 1886
Patent Type:Improvement

Watch Regulator

Patent Number:354283
Description:Watch Regulator
Inventor:Phillip H. Wheeler
Assignee:Columbus Watch Co
Patent Date:Dec 14, 1886
Patent Type:Improvement

Watch Dust Band

Patent Number:361625
Description:Watch Dust Band
Inventor:Dietrich Gruen
Patent Date:Apr 19, 1887
Patent Type:Improvement

Watch Stem Wind & Set

Patent Number:361658
Description:Watch Stem Wind & Set
Inventor:Phillip H. Wheeler
Henry Barbier
Assignee:Columbus Watch Co
Patent Date:Apr 19, 1887
Patent Type:Improvement

Watch Plate

Patent Number:372261
Description:Watch Plate
Inventor:Dietrich Gruen
Assignee:Columbus Watch Co
Patent Date:Oct 25, 1887
Patent Type:Improvement

Watch Stem Wind

Patent Number:493584
Description:Watch Stem Wind
Inventor:Dietrich Gruen
Patent Date:Mar 14, 1893
Patent Type:Improvement

Watch Movement Box

Patent Number:552534
Description:Watch Movement Box
Inventor:Walter W. Owen
Jacob Leukart
Assignee:New Columbus Watch Co
Patent Date:Jan 7, 1896
Patent Type:Improvement