FR325309A - Perfectionnements aux jumelles face-à-main - Google Patents

Perfectionnements aux jumelles face-à-main

Info

Publication number
FR325309A
FR325309A FR325309DA FR325309A FR 325309 A FR325309 A FR 325309A FR 325309D A FR325309D A FR 325309DA FR 325309 A FR325309 A FR 325309A
Authority
FR
France
Prior art keywords
binoculars
face
hand
hand binoculars
binoculars improvements
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
English (en)
Inventor
Fournier Philippe-Gaston
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 FR325309A publication Critical patent/FR325309A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR325309D 1902-10-14 1902-10-14 Perfectionnements aux jumelles face-à-main Expired FR325309A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR325309T 1902-10-14

Publications (1)

Publication Number Publication Date
FR325309A true FR325309A (fr) 1903-04-25

Family

ID=1375474

Family Applications (1)

Application Number Title Priority Date Filing Date
FR325309D Expired FR325309A (fr) 1902-10-14 1902-10-14 Perfectionnements aux jumelles face-à-main

Country Status (1)

Country Link
FR (1) FR325309A (fr)

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