DK55668C - Telefonhørerør. - Google Patents

Telefonhørerør.

Info

Publication number: DK55668C
Authority: DK; Denmark
Prior art keywords: telephone handset; handset; telephone
Prior art date: 1936-09-16

Application number

Other languages

Original Assignee

Int Standard Electric Corp

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.)

1936-09-16

Filing date

1937-05-24

Publication date

1939-01-09

1937-05-24 Application filed by Int Standard Electric Corp filed Critical Int Standard Electric Corp

1939-01-09 Application granted granted Critical

1939-01-09 Publication of DK55668C publication Critical patent/DK55668C/da

Links

DK55668D 1936-09-16 1937-05-24 Telefonhørerør. DK55668C (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB55668X		1936-09-16

Publications (1)

Publication Number	Publication Date
DK55668C true DK55668C (da)	1939-01-09

Family

ID=9798536

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK55668D DK55668C (da)	1936-09-16	1937-05-24	Telefonhørerør.

Country Status (1)

Country	Link
DK (1)	DK55668C (da)

1937
- 1937-05-24 DK DK55668D patent/DK55668C/da active

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