Vacuum pump control and vacuum feedback

Package making – Methods – With contents treating

Reexamination Certificate

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Details

C053S052000, C053S479000

Reexamination Certificate

active

07021027

ABSTRACT:
The invention is directed to methods providing intelligent and variable speed control of a vacuum pump, intelligent vacuum pump controllers, intelligent vacuum packaging appliances, and vacuum feedback devices and methods. This Abstract is provided to comply with the rules requiring an abstract. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims. 37 C.F.R. §1.72(b).

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