FR707792A - Further training in optical instruments - Google Patents

Further training in optical instruments

Info

Publication number
FR707792A
FR707792A FR707792DA FR707792A FR 707792 A FR707792 A FR 707792A FR 707792D A FR707792D A FR 707792DA FR 707792 A FR707792 A FR 707792A
Authority
FR
France
Prior art keywords
further training
optical instruments
instruments
optical
training
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)
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.)
Optique et Precision de Levallois SA
Original Assignee
Optique et Precision de Levallois SA
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 Optique et Precision de Levallois SA filed Critical Optique et Precision de Levallois SA
Application granted granted Critical
Publication of FR707792A publication Critical patent/FR707792A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/16—Housings; Caps; Mountings; Supports, e.g. with counterweight

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR707792D 1930-12-13 1930-12-13 Further training in optical instruments Expired FR707792A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR707792T 1930-12-13

Publications (1)

Publication Number Publication Date
FR707792A true FR707792A (en) 1931-07-15

Family

ID=9068562

Family Applications (1)

Application Number Title Priority Date Filing Date
FR707792D Expired FR707792A (en) 1930-12-13 1930-12-13 Further training in optical instruments

Country Status (1)

Country Link
FR (1) FR707792A (en)

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