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SU20834A1 - Device for viewing objects in the dark - Google Patents

Device for viewing objects in the dark

Info

Publication number
SU20834A1
SU20834A1 SU18857A SU18857A SU20834A1 SU 20834 A1 SU20834 A1 SU 20834A1 SU 18857 A SU18857 A SU 18857A SU 18857 A SU18857 A SU 18857A SU 20834 A1 SU20834 A1 SU 20834A1
Authority
SU
USSR - Soviet Union
Prior art keywords
dark
viewing objects
viewing
objects
Prior art date
Application number
SU18857A
Other languages
Russian (ru)
Inventor
Б.И. Храболович
Original Assignee
Б.И. Храболович
Filing date
Publication date
Application filed by Б.И. Храболович filed Critical Б.И. Храболович
Application granted granted Critical
Publication of SU20834A1 publication Critical patent/SU20834A1/en

Links

Description

.-..-.

SU18857A 1927-07-14 Device for viewing objects in the dark SU20834A1 (en)

Publications (1)

Publication Number Publication Date
SU20834A1 true SU20834A1 (en) 1931-05-31

Family

ID=

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