Information recording tool for standardized statistics
The utility model discloses an information recording tool for standardized statistics, which belongs to the field of information recording, and comprises a movable frame with an open top and an open bottom, and an opening communicated with the inside of the movable frame is arranged on the front sid...
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Hauptverfasser: | , , , , , , |
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Format: | Patent |
Sprache: | chi ; eng |
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