Adeko 22 Serial Number -

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| Serial Number Range | Estimated Production Period | |---------------------|-----------------------------| | 000001 – 050000 | Late 1950s – early 1960s | | 050001 – 150000 | Mid 1960s – early 1970s | | 150001 – 250000 | 1970s | | 250001 – 350000 | Late 1970s – early 1980s | | 350001+ | 1980s (production ended ~1985) | Adeko 22 Serial Number