DK61820C - Trykmaaler, navnlig til Maaling af Undertrykket i en Støvsugers Afsugningsrum. - Google Patents

Trykmaaler, navnlig til Maaling af Undertrykket i en Støvsugers Afsugningsrum.

Info

Publication number
DK61820C
DK61820C DK61820DA DK61820C DK 61820 C DK61820 C DK 61820C DK 61820D A DK61820D A DK 61820DA DK 61820 C DK61820 C DK 61820C
Authority
DK
Denmark
Prior art keywords
measuring
vacuum cleaner
suction chamber
negative pressure
pressure gauge
Prior art date
Application number
Other languages
English (en)
Original Assignee
Fisker & Nielsen As
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 Fisker & Nielsen As filed Critical Fisker & Nielsen As
Application granted granted Critical
Publication of DK61820C publication Critical patent/DK61820C/da

Links

DK61820D 1941-12-30 1941-12-30 Trykmaaler, navnlig til Maaling af Undertrykket i en Støvsugers Afsugningsrum. DK61820C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK61820T 1941-12-30

Publications (1)

Publication Number Publication Date
DK61820C true DK61820C (da) 1944-01-17

Family

ID=8147873

Family Applications (1)

Application Number Title Priority Date Filing Date
DK61820D DK61820C (da) 1941-12-30 1941-12-30 Trykmaaler, navnlig til Maaling af Undertrykket i en Støvsugers Afsugningsrum.

Country Status (1)

Country Link
DK (1) DK61820C (da)

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