Wednesday, April 25, 2012

Frederick S. Ball, II, U.S. Patent holder for journal box

From: "Stevi Casdorph"

Am trying to locate some information on Frederick S. Ball, II, who I think held a patent for the railroad train journal boxes in the 1940's/1950's. He lived and worked in Philadelphia, PA., and passed away in 1958. ...

—Stephanie B. Casdorph


Blogger CPRR Discussion Group said...

From: "Kyle K. Wyatt"

Check the following patents. He appears to have been employed by SKF Industries, a roller bearing manufacturer.

2,426,963 - 1947
2,751,266 - 1956
2,783,102 - 1957

Use Google Patent search to get copies of the patents.


4/28/2012 1:47 PM  

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