DK22520C - Dykkerhjælm. - Google Patents

Dykkerhjælm.

Info

Publication number
DK22520C
DK22520C DK22520DA DK22520C DK 22520 C DK22520 C DK 22520C DK 22520D A DK22520D A DK 22520DA DK 22520 C DK22520 C DK 22520C
Authority
DK
Denmark
Prior art keywords
diving helmet
diving
helmet
Prior art date
Application number
Other languages
English (en)
Inventor
William Stirling Dunn
William Franklin Miller
Original Assignee
William Stirling Dunn
William Franklin Miller
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.)
Publication date
Application granted granted Critical
Publication of DK22520C publication Critical patent/DK22520C/da

Links

DK22520D 1915-02-04 Dykkerhjælm. DK22520C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22520XA 1915-02-04 1915-02-04

Publications (1)

Publication Number Publication Date
DK22520C true DK22520C (da) 1917-10-08

Family

ID=28038521

Family Applications (1)

Application Number Title Priority Date Filing Date
DK22520D DK22520C (da) 1915-02-04 Dykkerhjælm.

Country Status (1)

Country Link
DK (1) DK22520C (da)

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