View single post by Russ Huber
 Posted: Mon Mar 9th, 2015 07:49 am
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Russ Huber

Joined: Mon Nov 14th, 2005
Location: Southwest, Wisconsin USA
Electric Light and Power - Volume 3 - Page 217

1925 - ā€ˇSnippet viewChapman Internal Growler STATORS from fan sizes up to 50 hp. can be tested by the Chapman internal growler, introduced by the P. E. Chapman Electrical Vorks, 1820 Chouteau Ave., St. Louis, M0. The device will also test armatures.

The growler in the patent image was introduced to the market in 31. Chapman had an armature tester prior to 31.

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Last edited on Mon Mar 9th, 2015 07:55 am by Russ Huber