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GB524196A - Eye-pieces and other transparent members - Google Patents

Eye-pieces and other transparent members

Info

Publication number
GB524196A
GB524196A GB2288239A GB2288239A GB524196A GB 524196 A GB524196 A GB 524196A GB 2288239 A GB2288239 A GB 2288239A GB 2288239 A GB2288239 A GB 2288239A GB 524196 A GB524196 A GB 524196A
Authority
GB
United Kingdom
Prior art keywords
sheets
transparent
transparent members
eye
pieces
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
GB2288239A
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
Priority to GB2288239A priority Critical patent/GB524196A/en
Publication of GB524196A publication Critical patent/GB524196A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C11/00—Non-optical adjuncts; Attachment thereof
    • G02C11/08—Anti-misting means, e.g. ventilating, heating; Wipers

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Optics & Photonics (AREA)
  • Laminated Bodies (AREA)

Abstract

524,196. Preventing condensation of moisture on transparent members. WALKER, W. Jan. 21, 1939, Nos. 22882 and 22883. Divided out of 524,064. Drawings to Specification. [Class 20 (iii)] [Also in Group XX] A transparent window closure or the like comprises two transparent sheets at least one of said sheets being composed substantially of thermoplastic organic material, said sheets being united by an annulus of thermoplastic material to which both sheets are adherent. The organic material may be cellulose acetate, acetatepropionate, or acetate - butyrate. Further examples of suitable materials are also given. Specifications 510,724 and 510,802, [both in Group IV], are referred to.
GB2288239A 1939-01-21 1939-01-21 Eye-pieces and other transparent members Expired GB524196A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2288239A GB524196A (en) 1939-01-21 1939-01-21 Eye-pieces and other transparent members

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2288239A GB524196A (en) 1939-01-21 1939-01-21 Eye-pieces and other transparent members

Publications (1)

Publication Number Publication Date
GB524196A true GB524196A (en) 1940-07-31

Family

ID=10186556

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2288239A Expired GB524196A (en) 1939-01-21 1939-01-21 Eye-pieces and other transparent members

Country Status (1)

Country Link
GB (1) GB524196A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3857632A (en) * 1971-10-11 1974-12-31 Ichikoh Industries Ltd Rear vision mirror apparatus having a filter for automobile
GB2241013A (en) * 1990-01-25 1991-08-21 Alan Jeremy Brookes Double glazed units
WO1999044555A1 (en) * 1998-03-05 1999-09-10 Silhouette International Schmied Gmbh & Co. Kg Looking glass for ski goggles
US7404217B2 (en) 2004-10-29 2008-07-29 Spy Optic, Inc. Screen for eye protection goggles and a method of forming a screen

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3857632A (en) * 1971-10-11 1974-12-31 Ichikoh Industries Ltd Rear vision mirror apparatus having a filter for automobile
GB2241013A (en) * 1990-01-25 1991-08-21 Alan Jeremy Brookes Double glazed units
WO1999044555A1 (en) * 1998-03-05 1999-09-10 Silhouette International Schmied Gmbh & Co. Kg Looking glass for ski goggles
US6324702B1 (en) 1998-03-05 2001-12-04 Silhouette International Schmied Gmbh & Co. Kg Looking glass for ski goggles
US7404217B2 (en) 2004-10-29 2008-07-29 Spy Optic, Inc. Screen for eye protection goggles and a method of forming a screen

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