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Mechanical counter
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J. Hengstler K.G.
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Hans Neher
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3789196
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3589600
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3231191
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G06 - COMPUTING CALCULATING COUNTING
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3231190
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3096018
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2956437
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2936954
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2935256
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2904251
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2858985
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2799740
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2764350
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2762567
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2673686
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2652198
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2645426
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2610794
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2559723
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2547741
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2538988
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2539138
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2539368
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2524755
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2479482
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2348141
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2328304
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B64 - AIRCRAFT AVIATION COSMONAUTICS