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
GB552224A
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.)
SAMUEL LESLIE HAYWOOD
THOMAS HAYWOOD
Original Assignee
SAMUEL LESLIE HAYWOOD
THOMAS HAYWOOD
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 SAMUEL LESLIE HAYWOOD, THOMAS HAYWOODfiledCriticalSAMUEL LESLIE HAYWOOD
Priority to GB552224ApriorityCriticalpatent/GB230618A/en
Publication of GB230618ApublicationCriticalpatent/GB230618A/en
F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
F21L23/00—Non-electric hand-lamps for miners
Landscapes
Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
Non-Portable Lighting Devices Or Systems Thereof
(AREA)
Abstract
230,618. Haywood, T., and Haywood, S. L. March 4, 1924. Miners' and like safety lamps.-In a miners' or like oil safety lamp a glass combustion tube a is secured in position by an adjusting screw c which engages under the flange d of the tube a and screws into a metal collar b forming part of the lamp structure.
GB552224A1924-03-041924-03-04Improvements in miners' and like safety lamps
ExpiredGB230618A
(en)