DK51211C - Portable Hearing Aid for Transmitting Sound Waves Through the Bone Structure to the User's Inner Ear. - Google Patents

Portable Hearing Aid for Transmitting Sound Waves Through the Bone Structure to the User's Inner Ear.

Info

Publication number
DK51211C
DK51211C DK51211DA DK51211C DK 51211 C DK51211 C DK 51211C DK 51211D A DK51211D A DK 51211DA DK 51211 C DK51211 C DK 51211C
Authority
DK
Denmark
Prior art keywords
user
hearing aid
sound waves
inner ear
bone structure
Prior art date
Application number
Other languages
Danish (da)
Original Assignee
Dictograph Products Co Inc
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 Dictograph Products Co Inc filed Critical Dictograph Products Co Inc
Application granted granted Critical
Publication of DK51211C publication Critical patent/DK51211C/en

Links

DK51211D 1933-06-29 1934-06-28 Portable Hearing Aid for Transmitting Sound Waves Through the Bone Structure to the User's Inner Ear. DK51211C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51211XA 1933-06-29 1933-06-29

Publications (1)

Publication Number Publication Date
DK51211C true DK51211C (en) 1936-02-03

Family

ID=21714286

Family Applications (1)

Application Number Title Priority Date Filing Date
DK51211D DK51211C (en) 1933-06-29 1934-06-28 Portable Hearing Aid for Transmitting Sound Waves Through the Bone Structure to the User's Inner Ear.

Country Status (1)

Country Link
DK (1) DK51211C (en)

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