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FR647858A - Système téléphonique - Google Patents

Système téléphonique

Info

Publication number
FR647858A
FR647858A FR647858DA FR647858A FR 647858 A FR647858 A FR 647858A FR 647858D A FR647858D A FR 647858DA FR 647858 A FR647858 A FR 647858A
Authority
FR
France
Prior art keywords
telephone system
telephone
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Associated Telephon & Telegrap
Original Assignee
Associated Telephon & Telegrap
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Associated Telephon & Telegrap filed Critical Associated Telephon & Telegrap
Application granted granted Critical
Publication of FR647858A publication Critical patent/FR647858A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0016—Arrangements providing connection between exchanges

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
FR647858D 1927-03-17 1928-01-07 Système téléphonique Expired FR647858A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US647858XA 1927-03-17 1927-03-17

Publications (1)

Publication Number Publication Date
FR647858A true FR647858A (fr) 1928-12-03

Family

ID=22058263

Family Applications (1)

Application Number Title Priority Date Filing Date
FR647858D Expired FR647858A (fr) 1927-03-17 1928-01-07 Système téléphonique

Country Status (3)

Country Link
CH (2) CH138149A (fr)
FR (1) FR647858A (fr)
GB (1) GB287153A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111572992B (zh) * 2020-05-28 2024-02-02 中国工商银行股份有限公司 容置设备、控制方法和用于运输物品的系统

Also Published As

Publication number Publication date
CH138148A (fr) 1930-02-15
GB287153A (en) 1929-04-11
CH138149A (fr) 1930-02-15

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