ASSISTANT DEVICE FOR SHIITAKE-CULTIVATION BORING DRILL
PROBLEM TO BE SOLVED: To provide an assistant device for a shiitake-cultivation boring drill which is mounted on a drill boring a log inoculated with shiitake fungi for shiitake cultivation, and extends the life span of a gimlet boring a hole in the log. SOLUTION: The assistant device for a shiitake...
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Main Authors | , |
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Format | Patent |
Language | English |
Published |
12.11.2009
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Subjects | |
Online Access | Get full text |
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