MX9201514A - Aparato visual para puerta. - Google Patents

Aparato visual para puerta.

Info

Publication number
MX9201514A
MX9201514A MX9201514A MX9201514A MX9201514A MX 9201514 A MX9201514 A MX 9201514A MX 9201514 A MX9201514 A MX 9201514A MX 9201514 A MX9201514 A MX 9201514A MX 9201514 A MX9201514 A MX 9201514A
Authority
MX
Mexico
Prior art keywords
door
visual device
housing
defining
front surface
Prior art date
Application number
MX9201514A
Other languages
English (en)
Inventor
Donald E Degnan
Original Assignee
Donald E Degnan
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 Donald E Degnan filed Critical Donald E Degnan
Publication of MX9201514A publication Critical patent/MX9201514A/es

Links

Classifications

    • 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)
  • Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)

Abstract

Un dispositivo visual para instalación en una pared o puerta, incluye un alojamiento que se proyecta desde la superficie frontal de la puerta y que define una pluralidad de orificios de vigilancia colocados axialmente y no axialmente con relación al eje del alojamiento.
MX9201514A 1992-03-10 1992-04-02 Aparato visual para puerta. MX9201514A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/845,621 US5262901A (en) 1992-03-10 1992-03-10 Door viewer

Publications (1)

Publication Number Publication Date
MX9201514A true MX9201514A (es) 1993-11-01

Family

ID=25295675

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9201514A MX9201514A (es) 1992-03-10 1992-04-02 Aparato visual para puerta.

Country Status (2)

Country Link
US (1) US5262901A (es)
MX (1) MX9201514A (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2812335B1 (fr) * 2000-07-27 2003-01-31 Pentaq Judas pour porte avec protection thermique
US6779305B2 (en) 2002-04-29 2004-08-24 Shan E. Harter Door viewer plug
US20050243445A1 (en) * 2004-04-29 2005-11-03 Barr Dallas N Boresight alignment hardware for commercial optical extension tubes
US7304810B2 (en) * 2005-08-19 2007-12-04 Playstar, Inc. Viewing device and packaging for a viewing device
US20070278910A1 (en) * 2006-05-30 2007-12-06 Cash Robert D Transparent locker door
US10260278B1 (en) * 2016-04-14 2019-04-16 Jack Roy Wiesenberg Viewing assembly for door

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE382264B (sv) * 1975-03-12 1976-01-19 Svensson R R J Anordning vid dorrkikare.
US3973835A (en) * 1975-05-05 1976-08-10 Jimmie Miyakawa Security viewing device
US4964711A (en) * 1989-02-09 1990-10-23 Degnan Donald E Viewing device

Also Published As

Publication number Publication date
US5262901A (en) 1993-11-16

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