H04Q3/627 - CPC Classification Index

ClassID:

231280 ⎘

H04Q3/627 - CPC Classification

Classification description:

Selecting arrangements; Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges; Arrangements in the private branch exchange Details

Recent Application in this class:

20200258619

2020-08-13

Nurse call system

17848255

2025-05-13

Web-server to host switchboard interfaces

16928430

2022-06-28

IPBX control interface for distributed networks

16160709

2020-07-14

IPBX control interface for distributed networks

14661902

2018-04-17

IPBX control interface for distributed networks