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Hughes-Owens



Canada.

Sold rules from Hemmi under their own label, and appear to have listed several Hemmi models as early as in their 1914 catalogue.

In the late 1960's the brand name changed to Geotec.


Hughes-Owen Slide Rules on this site



Hughes-Owens 1766
Hughes-Owens 341 3120 Versatrig
Hughes-Owens 341 3526


Last updated: 2004-08-22 23:30 AEST
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