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
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Charles Barker
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Individual
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Individual
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Publication of GB190612777ApublicationCriticalpatent/GB190612777A/en
12,777. Barker, C., [trading as Barker & Son, F.]. June 1. Compasses, magnetic. -In a pocket compass, a broad needle a having pointed extremities is coated with luminous paint. The hinged cover or cap f carries a magnifying-lens g. The card and needle are protected by a cover-glass c.
GB190612777D1906-06-011906-06-01Improvements in Magnetic Compasses.
ExpiredGB190612777A
(en)
Device making it possible to keep fixed on ferromagnetic surfaces which may not be horizontal small objects such as office items and in particular school items as well as lighters for smokers and lightweight mechanical razors and in particular those termed disposable