Changes

At one point, it was owned by the McDonnell Douglas company.

At one point, it was owned by the McDonnell Douglas company.

Polhemus is the trade name of Alken, Inc.<ref name="x953">{{cite web | title=Corporations Division | website=Corporations Division | url=https://bizfilings.vermont.gov/online/BusinessInquire/TradeNameInformation?businessID=251741 | access-date=2024-05-25}}</ref><ref name="q030">{{cite web | title=Patriot User Manual November 2004 | url=http://www.math.uaa.alaska.edu/~moose/mhs/trunk/PolhemusActiveXControl/polhemus/Patriot/PATRIOT%20Manual.pdf | access-date=2024-05-25}}</ref> Alken, Inc. was incorporated in Vermont in 2002.<ref name="v141">{{cite web | title=Corporations Division | website=Corporations Division | url=https://bizfilings.vermont.gov/online/BusinessInquire/BusinessInformation?businessID=123354 | access-date=2024-05-25}}</ref>

Polhemus's corporate name is Alken, Inc.<ref name="x953">{{cite web | title=Corporations Division | website=Corporations Division | url=https://bizfilings.vermont.gov/online/BusinessInquire/TradeNameInformation?businessID=251741 | access-date=2024-05-25}}</ref><ref name="q030">{{cite web | title=Patriot User Manual November 2004 | url=http://www.math.uaa.alaska.edu/~moose/mhs/trunk/PolhemusActiveXControl/polhemus/Patriot/PATRIOT%20Manual.pdf | access-date=2024-05-25}}</ref> Alken, Inc. was incorporated in Vermont in 2002.<ref name="v141">{{cite web | title=Corporations Division | website=Corporations Division | url=https://bizfilings.vermont.gov/online/BusinessInquire/BusinessInformation?businessID=123354 | access-date=2024-05-25}}</ref>

==References==

==References==