FR409999A - Grouping system for automatic telephone stations - Google Patents

Grouping system for automatic telephone stations

Info

Publication number: FR409999A
Authority: FR; France
Prior art keywords: automatic telephone; grouping system; telephone stations; stations; grouping
Prior art date: 1909-01-19
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

FR409999A

Other languages

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.)

Siemens and Halske AG

Siemens AG

Original Assignee

Siemens and Halske AG

Siemens AG

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.)

1909-01-19

Filing date

1909-11-24

Publication date

1910-05-07

1909-11-24 Application filed by Siemens and Halske AG, Siemens AG filed Critical Siemens and Halske AG

1910-05-07 Application granted granted Critical

1910-05-07 Publication of FR409999A publication Critical patent/FR409999A/en

Status Expired legal-status Critical Current

Links

FR409999A 1909-01-19 1909-11-24 Grouping system for automatic telephone stations Expired FR409999A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE409999X		1909-01-19

Publications (1)

Publication Number	Publication Date
FR409999A true FR409999A (en)	1910-05-07

Family

ID=43466502

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR409999A Expired FR409999A (en)	1909-01-19	1909-11-24	Grouping system for automatic telephone stations

Country Status (1)

Country	Link
FR (1)	FR409999A (en)

1909
- 1909-11-24 FR FR409999A patent/FR409999A/en not_active Expired

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