Tag: October 25

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4 matches

Things Pathfinder-tagged with 'October 25'

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Emmett Chappelle
from Great Engineers & Scientists posted in CR4, General Discussion
Pathfinder Tags: biochemistry black history Emmett Chappelle molecular biology NSBE ...
Created on 02/14/2010 9:30 AM
by nsbe
Frank J. Sprague: Father of Electric Traction (Part 2)
from Great Engineers & Scientists posted in General Discussion
Pathfinder Tags: electric elevators electric railways electric traction July 25 October 25
Created on 02/04/2008 4:45 PM
by Steve Melito
Frank J. Sprague: Father of Electric Traction (Part 1)
from Great Engineers & Scientists posted in General Discussion
Pathfinder Tags: electric motors electric railways frank julian sprague July 25 October 25 ...
Created on 01/30/2008 12:01 AM
by Steve Melito
October 25, 1960: The Electronic Wristwatch
from "On This Day" In Engineering History posted in General Discussion
Pathfinder Tags: accutron electronic watches October 25 oscillation timepieces ...
Created on 10/25/2006 11:03 AM
by Chris Leonard
4 matches

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