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Robert Park Bannerman
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Publication of GB190822866ApublicationCriticalpatent/GB190822866A/en
Molds, Cores, And Manufacturing Methods Thereof
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Abstract
22,866. Bannerman, R. P. Oct. 27. Printing surfaces.-Types of large size are cast with holes or recesses, to reduce their weight, in a casting-machine provided with automatic means for withdrawing the cores by which the recesses &c. are formed.
GB190822866D1908-10-271908-10-27Improvements in and connected with Type Casting Machines.
ExpiredGB190822866A
(en)