Hasler Telegraph Works: Difference between revisions
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'''Hasler Telegraph Works''' of Victoria Street, London. | '''Hasler Telegraph Works''' of Victoria Street, London. | ||
1911 Societe Hasler S.A. of Switzerland patented a "contact for rail". | 1911 Societe Hasler S.A., formerly the Telegraph Works, of Switzerland patented a "contact for rail". | ||
1930 Description of railway wheel flange lubricator<ref>[[Engineering 1930/04/25]]</ref>. | 1930 Description of railway wheel flange lubricator<ref>[[Engineering 1930/04/25]]</ref>. | ||
Revision as of 09:50, 5 May 2024
Hasler Telegraph Works of Victoria Street, London.
1911 Societe Hasler S.A., formerly the Telegraph Works, of Switzerland patented a "contact for rail".
1930 Description of railway wheel flange lubricator[1].
1939 See Aircraft Industry Suppliers. The "Peravia" output counter for aircraft engines automatically recorded the hours run as a guide to overhaul periods.
See Also
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