Items
Items
Relation is exactly
Leeds, Edward Fowler
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[PT5062], Patent Application, Thomas Alva Edison, August 21st, 1912
1912-08-21 -
[PT5062A], Legal Testimony, U.S. Patent Office. Examiner, October 5th, 1915
1915-10-05 -
[PT5062B], Legal Testimony, Frank Lewis Dyer, November 6th, 1915
1915-11-06 -
[PT5062C], Legal Decision, U.S. Patent Office. Examiners-in-Chief, January 6th, 1916
1916-01-06