Help ID? - L3 Tonnau - 10BT - Similar to '40s "Cadet"

http://www.mybulova.com/watches/1953-unknown-3975

I'm not having any success finding a match for this one.  Eyes are tired from looking at ads.

Has same shape and lugs to the "Cadet" / D / C , but those pre-date 1953.  Clearly not the same.

http://www.mybulova.com/watches/1948-cadet-3754

Any thoughts appreciated.  Thanks!