DK51503C - Device at Doorbells to Prevent Abuse by Ringing. - Google Patents

Device at Doorbells to Prevent Abuse by Ringing.

Info

Publication number
DK51503C
DK51503C DK51503DA DK51503C DK 51503 C DK51503 C DK 51503C DK 51503D A DK51503D A DK 51503DA DK 51503 C DK51503 C DK 51503C
Authority
DK
Denmark
Prior art keywords
doorbells
ringing
prevent abuse
abuse
prevent
Prior art date
Application number
Other languages
Danish (da)
Inventor
Carl Christensen
Original Assignee
Carl Christensen
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 Carl Christensen filed Critical Carl Christensen
Application granted granted Critical
Publication of DK51503C publication Critical patent/DK51503C/en

Links

DK51503D 1934-10-05 1934-10-05 Device at Doorbells to Prevent Abuse by Ringing. DK51503C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK51503T 1934-10-05

Publications (1)

Publication Number Publication Date
DK51503C true DK51503C (en) 1936-04-06

Family

ID=8139890

Family Applications (1)

Application Number Title Priority Date Filing Date
DK51503D DK51503C (en) 1934-10-05 1934-10-05 Device at Doorbells to Prevent Abuse by Ringing.

Country Status (1)

Country Link
DK (1) DK51503C (en)

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