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Sliding rule has sections made of different woods from distinct climate zones, different plastics, metals or composite materials giving dual use as pattern book
Sliding rule has sections made of different woods from distinct climate zones, different plastics, metals or composite materials giving dual use as pattern book
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机译:滑尺具有由不同气候区域的不同木材,不同塑料,金属或复合材料制成的型材,可兼作花样册
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摘要
A sliding rule has sections made of different woods representing different climate zones for use both in measurement and as a pattern book. Includes Independent claims for sections in different plastics, metals and laminated materials.
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