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GB2119914B - Improvements relating to lamps - Google Patents

Improvements relating to lamps

Info

Publication number
GB2119914B
GB2119914B GB08314832A GB8314832A GB2119914B GB 2119914 B GB2119914 B GB 2119914B GB 08314832 A GB08314832 A GB 08314832A GB 8314832 A GB8314832 A GB 8314832A GB 2119914 B GB2119914 B GB 2119914B
Authority
GB
United Kingdom
Prior art keywords
lamps
improvements relating
relating
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
GB08314832A
Other versions
GB8314832D0 (en
GB2119914A (en
Inventor
Clive Johnstone
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.)
JOHNSTONE SAFETY Ltd
Original Assignee
JOHNSTONE SAFETY 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 JOHNSTONE SAFETY Ltd filed Critical JOHNSTONE SAFETY Ltd
Priority to GB08314832A priority Critical patent/GB2119914B/en
Priority claimed from GB8025992A external-priority patent/GB2081434B/en
Publication of GB8314832D0 publication Critical patent/GB8314832D0/en
Publication of GB2119914A publication Critical patent/GB2119914A/en
Application granted granted Critical
Publication of GB2119914B publication Critical patent/GB2119914B/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L2/00—Systems of electric lighting devices

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
GB08314832A 1980-08-08 1980-08-08 Improvements relating to lamps Expired GB2119914B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08314832A GB2119914B (en) 1980-08-08 1980-08-08 Improvements relating to lamps

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8025992A GB2081434B (en) 1980-08-08 1980-08-08 Improvements relating to lamps particularly portable roadside lamps
GB08314832A GB2119914B (en) 1980-08-08 1980-08-08 Improvements relating to lamps

Publications (3)

Publication Number Publication Date
GB8314832D0 GB8314832D0 (en) 1983-07-06
GB2119914A GB2119914A (en) 1983-11-23
GB2119914B true GB2119914B (en) 1985-01-03

Family

ID=26276507

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08314832A Expired GB2119914B (en) 1980-08-08 1980-08-08 Improvements relating to lamps

Country Status (1)

Country Link
GB (1) GB2119914B (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1216139A (en) * 1968-10-10 1970-12-16 Per Neesbye-Hansen Improvements in or relating to electric battery lanterns
GB1391061A (en) * 1971-02-10 1975-04-16 Goldson C J Traffic bollards

Also Published As

Publication number Publication date
GB8314832D0 (en) 1983-07-06
GB2119914A (en) 1983-11-23

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Legal Events

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