FR479628A - Device to protect the telescope objective from haze - Google Patents

Device to protect the telescope objective from haze

Info

Publication number
FR479628A
FR479628A FR479628DA FR479628A FR 479628 A FR479628 A FR 479628A FR 479628D A FR479628D A FR 479628DA FR 479628 A FR479628 A FR 479628A
Authority
FR
France
Prior art keywords
haze
protect
telescope objective
telescope
objective
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
Henry Croskey Mustin
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 FR479628A publication Critical patent/FR479628A/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)
FR479628D 1915-08-31 1915-08-31 Device to protect the telescope objective from haze Expired FR479628A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR479628T 1915-08-31

Publications (1)

Publication Number Publication Date
FR479628A true FR479628A (en) 1916-04-19

Family

ID=1516982

Family Applications (1)

Application Number Title Priority Date Filing Date
FR479628D Expired FR479628A (en) 1915-08-31 1915-08-31 Device to protect the telescope objective from haze

Country Status (1)

Country Link
FR (1) FR479628A (en)

Similar Documents

Publication Publication Date Title
FR479628A (en) Device to protect the telescope objective from haze
FR517788A (en) Device for the destruction of scum
FR509186A (en) Assembly device for switches
FR525818A (en) Attack or defense shield
FR507011A (en) Device to facilitate the removal of phonograph records
FR459916A (en) Device to protect tanks against the arrival of impure rainwater
FR454554A (en) Tree protection device
FR482577A (en) Device for hanging paintings
FR476851A (en) Protective device for the ears
FR461885A (en) Device for adjusting the spacing of the eyepieces in binocular spotting scopes
CH69407A (en) Protective device for the ears
FR481992A (en) Device for attaching vine shoots
FR502521A (en) Safety device for explosive devices
FR505694A (en) Device indicating the location of sunken ships
FR489415A (en) Protective optical device for the observer
FR492452A (en) Positioning device for niche
FR510933A (en) Device intended to reduce or prevent the deposit of scale in the interior of steam boilers
CH71877A (en) Device for attaching vine shoots
FR492335A (en) Vision device for underwater navigation
FR455851A (en) Boat stop device
FR517813A (en) Protective device for the cutting mechanism of mechanical mowers
CH73407A (en) Nut fixing device
FR480586A (en) Underwater vision device
FR471649A (en) Device for the training of cinematographic films
FR433799A (en) Alarm device for value boxes