GB1507541A - Indicating instruments - Google Patents

Indicating instruments

Info

Publication number
GB1507541A
GB1507541A GB407575A GB407575A GB1507541A GB 1507541 A GB1507541 A GB 1507541A GB 407575 A GB407575 A GB 407575A GB 407575 A GB407575 A GB 407575A GB 1507541 A GB1507541 A GB 1507541A
Authority
GB
United Kingdom
Prior art keywords
strip
opaque layer
jan
mirror
instrument
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
GB407575A
Other languages
English (en)
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.)
BPL Ltd
BRITISH PHYSICAL LABOR
Original Assignee
BPL Ltd
BRITISH PHYSICAL LABOR
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 BPL Ltd, BRITISH PHYSICAL LABOR filed Critical BPL Ltd
Priority to GB407575A priority Critical patent/GB1507541A/en
Priority to DE19762602704 priority patent/DE2602704A1/de
Priority to DE19767601992 priority patent/DE7601992U1/de
Priority to FR7602670A priority patent/FR2299701A1/fr
Publication of GB1507541A publication Critical patent/GB1507541A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G12—INSTRUMENT DETAILS
    • G12B—CONSTRUCTIONAL DETAILS OF INSTRUMENTS, OR COMPARABLE DETAILS OF OTHER APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G12B11/00—Indicating elements; Illumination thereof
    • G12B11/02—Scales; Dials

Landscapes

  • Details Of Measuring And Other Instruments (AREA)
  • Printing Methods (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
GB407575A 1975-01-30 1975-01-30 Indicating instruments Expired GB1507541A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB407575A GB1507541A (en) 1975-01-30 1975-01-30 Indicating instruments
DE19762602704 DE2602704A1 (de) 1975-01-30 1976-01-24 Instrumentenskala und verfahren zu deren herstellung
DE19767601992 DE7601992U1 (de) 1975-01-30 1976-01-24 Instrumentenskala
FR7602670A FR2299701A1 (fr) 1975-01-30 1976-01-30 Cadran d'instrument de mesure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB407575A GB1507541A (en) 1975-01-30 1975-01-30 Indicating instruments

Publications (1)

Publication Number Publication Date
GB1507541A true GB1507541A (en) 1978-04-19

Family

ID=9770274

Family Applications (1)

Application Number Title Priority Date Filing Date
GB407575A Expired GB1507541A (en) 1975-01-30 1975-01-30 Indicating instruments

Country Status (3)

Country Link
DE (2) DE2602704A1 (US07902200-20110308-C00004.png)
FR (1) FR2299701A1 (US07902200-20110308-C00004.png)
GB (1) GB1507541A (US07902200-20110308-C00004.png)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002057718A2 (en) * 2000-11-09 2002-07-25 Hamilton Michael G Analogue meter which is legible under low-light conditons
US6516678B2 (en) 2000-11-09 2003-02-11 Michael G. Hamilton Industrial diagnostic gauge indicator insert and industrial diagnostic gauges having same
US6536295B2 (en) 2000-11-09 2003-03-25 Michael G. Hamilton Methods of reading and manufacturing industrial diagnostic gauges for reading in no light and low light conditions

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002057718A2 (en) * 2000-11-09 2002-07-25 Hamilton Michael G Analogue meter which is legible under low-light conditons
WO2002057718A3 (en) * 2000-11-09 2002-12-19 Michael G Hamilton Analogue meter which is legible under low-light conditons
US6516678B2 (en) 2000-11-09 2003-02-11 Michael G. Hamilton Industrial diagnostic gauge indicator insert and industrial diagnostic gauges having same
US6536295B2 (en) 2000-11-09 2003-03-25 Michael G. Hamilton Methods of reading and manufacturing industrial diagnostic gauges for reading in no light and low light conditions

Also Published As

Publication number Publication date
DE7601992U1 (de) 1980-06-12
FR2299701B3 (US07902200-20110308-C00004.png) 1978-10-20
DE2602704A1 (de) 1976-08-05
FR2299701A1 (fr) 1976-08-27

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee