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FR394514A - Optical instrument - Google Patents

Optical instrument

Info

Publication number
FR394514A
FR394514A FR394514DA FR394514A FR 394514 A FR394514 A FR 394514A FR 394514D A FR394514D A FR 394514DA FR 394514 A FR394514 A FR 394514A
Authority
FR
France
Prior art keywords
optical instrument
instrument
optical
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Georges Fotescu
Gustave Heilbrunn
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR394514A publication Critical patent/FR394514A/en
Expired legal-status Critical Current

Links

FR394514D 1908-09-21 1908-09-21 Optical instrument Expired FR394514A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR394514T 1908-09-21

Publications (1)

Publication Number Publication Date
FR394514A true FR394514A (en) 1909-01-26

Family

ID=1439753

Family Applications (1)

Application Number Title Priority Date Filing Date
FR394514D Expired FR394514A (en) 1908-09-21 1908-09-21 Optical instrument

Country Status (1)

Country Link
FR (1) FR394514A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2821108A (en) * 1953-02-06 1958-01-28 Taylor Taylor & Hobson Ltd Deep-field optical objectives
DE1260178B (en) * 1964-11-20 1968-02-01 Agfa Gevaert Ag Photographic camera with a grid-like imaging system
US5132837A (en) * 1989-03-17 1992-07-21 Kabushiki Kaisha Topcon Operation microscope

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2821108A (en) * 1953-02-06 1958-01-28 Taylor Taylor & Hobson Ltd Deep-field optical objectives
DE1260178B (en) * 1964-11-20 1968-02-01 Agfa Gevaert Ag Photographic camera with a grid-like imaging system
US5132837A (en) * 1989-03-17 1992-07-21 Kabushiki Kaisha Topcon Operation microscope

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