CH352506A - Method for observing objects through a layer of liquid - Google Patents

Method for observing objects through a layer of liquid

Info

Publication number: CH352506A
Authority: CH; Switzerland
Prior art keywords: liquid; layer; observing objects; observing; objects
Prior art date: 1958-03-08

Application number

Other languages

French (fr)

Inventor

Touvay Robert

Original Assignee

Saint Gobain

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.)

1958-03-08

Filing date

1959-03-06

Publication date

1961-02-28

1959-03-06 Application filed by Saint Gobain filed Critical Saint Gobain

1961-02-28 Publication of CH352506A publication Critical patent/CH352506A/en

Classifications

- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F7/00—Shielded cells or rooms
- G21F7/02—Observation devices permitting vision but shielding the observer

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
High Energy & Nuclear Physics (AREA)
Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Telescopes (AREA)
Lenses (AREA)

CH352506D 1958-03-08 1959-03-06 Method for observing objects through a layer of liquid CH352506A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR760021		1958-03-08

Publications (1)

Publication Number	Publication Date
CH352506A true CH352506A (en)	1961-02-28

Family

ID=8705931

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH352506D CH352506A (en)	1958-03-08	1959-03-06	Method for observing objects through a layer of liquid

Country Status (6)

Country	Link
CH (1)	CH352506A (en)
DE (1)	DE1122730B (en)
ES (1)	ES247737A1 (en)
FR (1)	FR1197131A (en)
GB (1)	GB914807A (en)
LU (1)	LU36979A1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1301534A (en) *	1916-07-24	1919-04-22	William S Armstrong	Submarine telescope.
US1451096A (en) *	1920-07-23	1923-04-10	Oscar A Hagen	Telescope
US1989443A (en) *	1934-07-17	1935-01-29	Fred W Arnold	Combined hydroscope and grappler
US2496430A (en) *	1947-05-27	1950-02-07	Malcolm F Berglund	Hydroscope and camera combination
US2525921A (en) *	1947-11-19	1950-10-17	Emeloid Co Inc	Plastic lens
US2730921A (en) *	1953-03-11	1956-01-17	Howard W Little	Underwater viewing device
GB758668A (en) *	1953-11-06	1956-10-10	Francis Michael Russell	Improvements in or relating to optical lenses

1958
- 1958-03-08 FR FR1197131D patent/FR1197131A/en not_active Expired
1959
- 1959-03-06 CH CH352506D patent/CH352506A/en unknown
- 1959-03-06 ES ES0247737A patent/ES247737A1/en not_active Expired
- 1959-03-07 LU LU36979A patent/LU36979A1/xx unknown
- 1959-03-09 GB GB812059A patent/GB914807A/en not_active Expired
- 1959-04-09 DE DE1959S0062068 patent/DE1122730B/en active Pending

Also Published As

Publication number	Publication date
LU36979A1 (en)	1959-09-07
ES247737A1 (en)	1959-09-16
GB914807A (en)	1963-01-02
FR1197131A (en)	1959-11-27
DE1122730B (en)	1962-01-25

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