Posted 13 years ago
ThFerret
(19 items)
This came from my wife's grandfather. I don't know exactly the year it's from, but the earliest ad I could find was from the December 1969 Popular Mechanics:
http://books.google.com/books?id=LNgDAAAAMBAJ&lpg=PA35&dq=what%20year%20was%20the%20versamatic%20model%20no%204100%20made%3F&pg=PA35#v=onepage&q&f=false
The patent no 2,780,944 is from 02/12/1957
The box reads:
Supreme Versamatic reversible screw driver and speed reducer for power drills
New! Model 4100 with Yankee Style bit holder
screw driver
screw remover
power wrench
power tapper
speed reducer
Most versatile power drill accessory ever produced
Get new usefulness from your power drill with seven-time power increase - reversibility
Supreme Products Corporation
2222 S. Calumet Avenue, Chicago 16, Illinois