DK61886C - Installations for Making and Copying Tone Records in Multiple Tone Tracks Specified for Simultaneous Reproduction. - Google Patents

Installations for Making and Copying Tone Records in Multiple Tone Tracks Specified for Simultaneous Reproduction.

Info

Publication number
DK61886C
DK61886C DK61886DA DK61886C DK 61886 C DK61886 C DK 61886C DK 61886D A DK61886D A DK 61886DA DK 61886 C DK61886 C DK 61886C
Authority
DK
Denmark
Prior art keywords
tone
installations
copying
making
records
Prior art date
Application number
Other languages
Danish (da)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of DK61886C publication Critical patent/DK61886C/en

Links

DK61886D 1939-01-20 1940-01-19 Installations for Making and Copying Tone Records in Multiple Tone Tracks Specified for Simultaneous Reproduction. DK61886C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE61886X 1939-01-20

Publications (1)

Publication Number Publication Date
DK61886C true DK61886C (en) 1944-02-07

Family

ID=5631160

Family Applications (1)

Application Number Title Priority Date Filing Date
DK61886D DK61886C (en) 1939-01-20 1940-01-19 Installations for Making and Copying Tone Records in Multiple Tone Tracks Specified for Simultaneous Reproduction.

Country Status (1)

Country Link
DK (1) DK61886C (en)

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