DK101776A - Anordning ved dorkikkerter - Google Patents

Anordning ved dorkikkerter

Info

Publication number
DK101776A
DK101776A DK101776A DK101776A DK101776A DK 101776 A DK101776 A DK 101776A DK 101776 A DK101776 A DK 101776A DK 101776 A DK101776 A DK 101776A DK 101776 A DK101776 A DK 101776A
Authority
DK
Denmark
Prior art keywords
dorkickers
Prior art date
Application number
DK101776A
Other languages
Danish (da)
English (en)
Inventor
U Svensson
Original Assignee
Svensson R R J
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 Svensson R R J filed Critical Svensson R R J
Publication of DK101776A publication Critical patent/DK101776A/da

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00—Special arrangements or measures in connection with doors or windows
    • E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
    • E06B7/30—Peep-holes; Devices for speaking through; Doors having windows
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B25/00—Eyepieces; Magnifying glasses
    • G02B25/04—Eyepieces; Magnifying glasses affording a wide-angle view, e.g. through a spy-hole

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Aerials With Secondary Devices (AREA)
  • Lenses (AREA)
  • Hinges (AREA)
DK101776A 1975-03-12 1976-03-10 Anordning ved dorkikkerter DK101776A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7502788A SE382264B (sv) 1975-03-12 1975-03-12 Anordning vid dorrkikare.

Publications (1)

Publication Number Publication Date
DK101776A true DK101776A (da) 1976-09-13

Family

ID=20323939

Family Applications (1)

Application Number Title Priority Date Filing Date
DK101776A DK101776A (da) 1975-03-12 1976-03-10 Anordning ved dorkikkerter

Country Status (13)

Country Link
US (1) US4050792A (no)
JP (1) JPS51111346A (no)
BE (1) BE839344A (no)
CH (1) CH601636A5 (no)
DE (1) DE7605142U1 (no)
DK (1) DK101776A (no)
ES (1) ES446005A1 (no)
FI (1) FI760170A (no)
FR (1) FR2303935A1 (no)
GB (1) GB1507281A (no)
IT (1) IT1055862B (no)
NL (1) NL7602540A (no)
SE (1) SE382264B (no)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4472025A (en) * 1982-09-09 1984-09-18 Huston Henry H Visual orientation device
US4763444A (en) * 1987-06-30 1988-08-16 Ritchie Ruben R Viewing and oral communications assembly for doors
US4964711A (en) * 1989-02-09 1990-10-23 Degnan Donald E Viewing device
US5262901A (en) * 1992-03-10 1993-11-16 Rudolph-Desco Company, Inc. Door viewer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE381095C (de) * 1923-09-15 Johann Horak Optischer Schutzapparat zum Beobachten des Innern von gegen Einbruch oder Diebstahl zu sichernden Laeden o. dgl. mit mehreren unter einem Winkel gegeneinander geneigten Objektiven
US1708746A (en) * 1927-04-16 1929-04-09 Company C P Goerz Optische Ans Panorama-exhibiting apparatus
US2491758A (en) * 1947-09-17 1949-12-20 Nichols Abe Peephole for doors
US3526452A (en) * 1966-06-27 1970-09-01 Lazare Paul Optical apparatus
US3910676A (en) * 1974-10-07 1975-10-07 Raymond Lee Organization Inc Viewing device
CH639051A5 (fr) * 1979-02-02 1983-10-31 Diffusion Rech Tech Financ Liant incombustible, adhesif et insensible a l'eau.

Also Published As

Publication number Publication date
US4050792A (en) 1977-09-27
CH601636A5 (no) 1978-07-14
ES446005A1 (es) 1977-05-16
BE839344A (fr) 1976-07-01
GB1507281A (en) 1978-04-12
FR2303935A1 (fr) 1976-10-08
FI760170A (no) 1976-09-13
JPS51111346A (en) 1976-10-01
IT1055862B (it) 1982-01-11
DE7605142U1 (de) 1976-08-05
NL7602540A (nl) 1976-09-14
FR2303935B1 (no) 1979-08-31
SE382264B (sv) 1976-01-19

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