METHOD FOR PREVENTING WEED AND WEED-PROOF SHEET
To solve such the problem that there is a risk that a machine catches a weed-proof sheet at the time of working such as cultivating the ground near the weed-proof sheet because the weed-proof sheet is attached and fixed to the ground with a tool.SOLUTION: The present invention discloses a weed-proof...
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Format: | Patent |
Sprache: | eng ; jpn |
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