Regulator for Dynamo Electric Machines - 336961

It could be said that this patent, along with several similar ones for regulators and commutators, is a preparation for the main dynamo patents that came a bit later on.

Created by Michael Riversong. Last Modification: Monday 20 of December, 2010 18:46:35 MST by Michael Riversong. (Version 1)
The original document is available at