| Catalog number | 1937 | 1939 | 1940 | 1957 | 1963 | 1965 | 1968 | 1972 |
|---|---|---|---|---|---|---|---|---|
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292
Steel stand, motor pulley and V-belt; motor and switch rod extra.
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37-251
Steel stand, 1/3 HP single-phase motor, switch rod and belt drive.
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37-253
Steel stand, 1/3 HP three-phase motor, manual starter and belt drive.
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