SU47162A1 - Attachment to the film chamber for focusing on the frosted glass - Google Patents
Attachment to the film chamber for focusing on the frosted glassInfo
- Publication number
- SU47162A1 SU47162A1 SU171992A SU171992A SU47162A1 SU 47162 A1 SU47162 A1 SU 47162A1 SU 171992 A SU171992 A SU 171992A SU 171992 A SU171992 A SU 171992A SU 47162 A1 SU47162 A1 SU 47162A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- focusing
- attachment
- frosted glass
- film chamber
- chamber
- Prior art date
Links
- 239000005338 frosted glass Substances 0.000 title 1
Publications (1)
Publication Number | Publication Date |
---|---|
SU47162A1 true SU47162A1 (en) | 1936-05-31 |
Family
ID=
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