GB454745A - Improvements in display devices - Google Patents

Improvements in display devices

Info

Publication number
GB454745A
GB454745A GB168/36A GB16836A GB454745A GB 454745 A GB454745 A GB 454745A GB 168/36 A GB168/36 A GB 168/36A GB 16836 A GB16836 A GB 16836A GB 454745 A GB454745 A GB 454745A
Authority
GB
United Kingdom
Prior art keywords
slides
sheath
sides
coloured
another
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
GB168/36A
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.)
HENRY SIMMONS
Pinchin Johnson & Co Ltd
Original Assignee
HENRY SIMMONS
Pinchin Johnson & Co Ltd
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 HENRY SIMMONS, Pinchin Johnson & Co Ltd filed Critical HENRY SIMMONS
Priority to GB168/36A priority Critical patent/GB454745A/en
Publication of GB454745A publication Critical patent/GB454745A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/52—Measurement of colour; Colour measuring devices, e.g. colorimeters using colour charts
    • G01J3/526—Measurement of colour; Colour measuring devices, e.g. colorimeters using colour charts for choosing a combination of different colours, e.g. to produce a pleasing effect for an observer

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Table Devices Or Equipment (AREA)
  • Displays For Variable Information Using Movable Means (AREA)

Abstract

454,745. Displaying. SIMMONS, H., and PINCHIN, JOHNSON, & CO., Ltd., 4, Carlton Gardens, Westminster. Jan. 2, 1936, No. 168. [Class 3 (i)] [See also Group XX] Coloured slides 5 are adapted to be pushed in and out of a sheath 1 having on one or both of its sides a design 6 and a cut-out area 7 through which the slides show. The whole of the area 7 'may be backed by part of a single slide 5, or parts of two adjacent slides may be visible therethrough. The slides bear against one another at their edges, the outer slides also engaging distance pieces 3 separating the sides of the sheath 1. Cutaway portions 4 in the sheath facilitate manual gripping of the slides, which are coloured differently along their lengths and also differently from one another.
GB168/36A 1936-01-02 1936-01-02 Improvements in display devices Expired GB454745A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB168/36A GB454745A (en) 1936-01-02 1936-01-02 Improvements in display devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB168/36A GB454745A (en) 1936-01-02 1936-01-02 Improvements in display devices

Publications (1)

Publication Number Publication Date
GB454745A true GB454745A (en) 1936-10-07

Family

ID=9699599

Family Applications (1)

Application Number Title Priority Date Filing Date
GB168/36A Expired GB454745A (en) 1936-01-02 1936-01-02 Improvements in display devices

Country Status (1)

Country Link
GB (1) GB454745A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2481672A (en) * 1945-09-26 1949-09-13 Benjamin W Waldie Color exhibiting device
DE8708837U1 (en) * 1987-06-25 1988-05-19 Pech, Rüdiger, 8052 Wang Device for presenting objects

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2481672A (en) * 1945-09-26 1949-09-13 Benjamin W Waldie Color exhibiting device
DE8708837U1 (en) * 1987-06-25 1988-05-19 Pech, Rüdiger, 8052 Wang Device for presenting objects

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