Plough share
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Main Authors | , , , |
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Format | Book |
Language | Czech |
Published |
Prague (Czechoslovakia)
Urad pro Vynalezy a Objevy
15.08.1980
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Online Access | Get more information |
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Bibliography: | 8100828 Cl. A01B15/04 Czechoslovak patent document 184596/C/ N20 |
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