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Frederick Raab
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Frederick Raab
is an inventor of electromagnetic 3D tracking systems.
[1]
Patents
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US4054881A
- Polhemus
[2]
US4314251A
U.S. Patent 4,346,384
References
Edit
↑
"Frederick Raab Unabridged List Of Publications"
.
https://www.gmrr.biz/publications.pdf
.
↑
"Remote object position locater"
. 1976-04-26
.
https://patents.google.com/patent/US4054881A/
.