SU13669A1 - Device for measuring internal angles - Google Patents
Device for measuring internal anglesInfo
- Publication number
- SU13669A1 SU13669A1 SU38587A SU38587A SU13669A1 SU 13669 A1 SU13669 A1 SU 13669A1 SU 38587 A SU38587 A SU 38587A SU 38587 A SU38587 A SU 38587A SU 13669 A1 SU13669 A1 SU 13669A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- internal angles
- measuring internal
- measuring
- angles
- ignatiev
- Prior art date
Links
Description
N. П. А. К патенту A. Д Игнатьева № 13669N. P. A. To the patent A. D. Ignatiev No. 13669
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Publications (1)
Publication Number | Publication Date |
---|---|
SU13669A1 true SU13669A1 (en) | 1930-03-31 |
Family
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