[Grant Bowker]

Check

http://vintagemachinery.org/mfgindex...l.aspx?id=3232
http://progress-is-fine.blogspot.com...ountry_21.html
https://opencorporates.com/companies/be/0429388910
https://www.bscene.ca/brantford-in-the-1980s-part-5/
to see if they are helpful. My impression is that they were makers of electric motors and devices and ceased operation (as Etatech) in 1987



perhaps also http://www.fundinguniverse.com/compa...s-inc-history/