Telephonic communications
With usage measurement
Call charge metering or monitoring
Inventor
active
Apparatus for prepayment of telecommunication connections in a t
Composite recording materials, facsimile instruction labels and
Flexible composite recording material for facsimile machines
Method and apparatus for delivering secured hard-copy facsimile
Method and apparatus for delivering secured hard-copy facsimile
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Profile ID: LFUS-PAI-P-280049