JPS51111346A - Viewing window - Google Patents

Viewing window

Info

Publication number
JPS51111346A
JPS51111346A JP51009442A JP944276A JPS51111346A JP S51111346 A JPS51111346 A JP S51111346A JP 51009442 A JP51009442 A JP 51009442A JP 944276 A JP944276 A JP 944276A JP S51111346 A JPS51111346 A JP S51111346A
Authority
JP
Japan
Prior art keywords
viewing window
viewing
window
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.)
Pending
Application number
JP51009442A
Other languages
English (en)
Inventor
Subenson Urufu
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.)
ROJIYAA RONII YOOHEN SUBENSON
SVENSSON ROGER RONNY J
Original Assignee
ROJIYAA RONII YOOHEN SUBENSON
SVENSSON ROGER RONNY 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 ROJIYAA RONII YOOHEN SUBENSON, SVENSSON ROGER RONNY J filed Critical ROJIYAA RONII YOOHEN SUBENSON
Publication of JPS51111346A publication Critical patent/JPS51111346A/ja
Pending legal-status Critical Current

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)
JP51009442A 1975-03-12 1976-02-02 Viewing window Pending JPS51111346A (en)

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
JPS51111346A true JPS51111346A (en) 1976-10-01

Family

ID=20323939

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51009442A Pending JPS51111346A (en) 1975-03-12 1976-02-02 Viewing window

Country Status (13)

Country Link
US (1) US4050792A (ja)
JP (1) JPS51111346A (ja)
BE (1) BE839344A (ja)
CH (1) CH601636A5 (ja)
DE (1) DE7605142U1 (ja)
DK (1) DK101776A (ja)
ES (1) ES446005A1 (ja)
FI (1) FI760170A (ja)
FR (1) FR2303935A1 (ja)
GB (1) GB1507281A (ja)
IT (1) IT1055862B (ja)
NL (1) NL7602540A (ja)
SE (1) SE382264B (ja)

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 (ja) 1978-07-14
ES446005A1 (es) 1977-05-16
BE839344A (fr) 1976-07-01
GB1507281A (en) 1978-04-12
DK101776A (da) 1976-09-13
FR2303935A1 (fr) 1976-10-08
FI760170A (ja) 1976-09-13
IT1055862B (it) 1982-01-11
DE7605142U1 (de) 1976-08-05
NL7602540A (nl) 1976-09-14
FR2303935B1 (ja) 1979-08-31
SE382264B (sv) 1976-01-19

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