发明授权
US3605379A Machine for securing tab to package 失效
用于保护纸包装的机器

Machine for securing tab to package
摘要:
THIS INVENTION RELATES TO A MACHINE FOR SECURING A TAB TO A PACKAGE, FLATTENING THE PROJECTING TAB AND PUNCHING A HOLE THROUGH THE TAB. THE PACKAGE IS INTERMITTENTLY FED ALONG A TABLE OR SUPPORT TO THREE SUCCESSIVE STATIONS WHERE THE THREE OPERATIONS ARE CARRIED OUT.
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