DK33224C - Apparat til Lydfrembringelse. - Google Patents

Apparat til Lydfrembringelse.

Info

Publication number: DK33224C
Authority: DK; Denmark
Prior art keywords: sound generation; sound; generation
Prior art date: 1922-11-25

Application number

Other languages

English (en)

Inventor

Harry Caldwell Heath

Original Assignee

Harry Caldwell Heath

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.)

1922-11-25

Filing date

1922-11-25

Publication date

1924-05-19

1922-11-25 Application filed by Harry Caldwell Heath filed Critical Harry Caldwell Heath

1924-05-19 Application granted granted Critical

1924-05-19 Publication of DK33224C publication Critical patent/DK33224C/da

Links

DK33224D 1922-11-25 1922-11-25 Apparat til Lydfrembringelse. DK33224C (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DK33224T		1922-11-25

Publications (1)

Publication Number	Publication Date
DK33224C true DK33224C (da)	1924-05-19

Family

ID=8121577

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK33224D DK33224C (da)	1922-11-25	1922-11-25	Apparat til Lydfrembringelse.

Country Status (1)

Country	Link
DK (1)	DK33224C (da)

1922
- 1922-11-25 DK DK33224D patent/DK33224C/da active

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