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Edmund Fisher Hartshorn
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Individual
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Individual
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Publication of GB190106328ApublicationCriticalpatent/GB190106328A/en
6328. Hartshorn, E. F. March 26. Window blinds. - The roller b is slightly tapered at the end, so that it can be easily fitted into the usual end cap a, which is then secured in place by turning the edge c into the wood, as shown, by a suitable tool.
GB190106328D1901-03-261901-03-26Improvements in Shade or Blind Rollers.
ExpiredGB190106328A
(en)