SUCTION DEVICE AND WEB CONNECTION DEVICE USING THE SAME
PROBLEM TO BE SOLVED: To provide a suction device which enables easy suctioning.SOLUTION: A suction device includes: a first connection pipe 124 which connects a negative pressure tank 114 with a negative pressure pump 110; a second connection pipe 126 which connects a suction part with the negative...
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Format: | Patent |
Sprache: | eng ; jpn |
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