History of 3M Infrared Transparency Maker
(Dates Are Approximate)
Model |
Year |
|
| Model 12 | 1952 – 1954 | |
|
Model 17 "The Secretary" |
1955 – 1957 | |
| Model 19 "The Premier" | 1956 – 1961 | |
| Model 20 "The Fourteen" | 1956 – 1961 | |
| Model 22 "The Secretary" | 1957 – 1961 | |
| Model 44 "The Secretary" | 1960 – 1962 | |
| Model 270 "The Courier" | 1961 – 1962 | |
| Model 50 "The Major" | 1961 – 1970 | |
| Model 45A | 1962 – 1962 | |
| Model 45B | 1963 – 1964 | |
| Model 47 | 1962 – 1977 | |
| Model 86 | 1963 – 1964 | |
| Model 31 "Encore Automatic | 1963 – 1965 | |
| Model 45C | 1964 – 1969 | |
| Model 45D | 1969 – 1975 | |
| Model 96 | 1965 – 1979 | |
| Model 578 | 1970 – 1975 | |
| Model 585 | 1975 – 1979 | |
| Model 385 | 1976 – 1979 | |
| Model 45E | 1975-1977 | |
| Model 45F | 1977 – 1989 | |
| Model 4500 | 1980 – 1986 | |
| Model 4550 | 1986 – Present |
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