4. Telephonic communications
  5. Plural exchange network or interconnection
  6. Interexchange signalling

Jung-Yul Park

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Automatic bio-manipulation factory system for manipulating a...

Chemistry: molecular biology and microbiology – Apparatus – Differentiated tissue perfusion or preservation apparatus
Reexamination Certificate

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Call processing method capable of home-zone additional...

Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate

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Common-channel message conversion method for communication netwo

Telephonic communications – Plural exchange network or interconnection – Interexchange signalling
Patent

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Profile ID: LFUS-PAI-P-1321791

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