Matrix Molding Device.
Description:
Patent for improvements on matrix molding devices, "to provide simple devices or improvements in matrices of standard size and adaptation for use in linotype and other line casting machines for preparing the operating edges of printers' slugs for holding cross-rules" (lines 10-15), including illustrations.
Date:
November 4, 1918
Creator:
Markwell, Andrew E. & Evans, S. C.
Item Type:
Refine your search to only
Patent
Partner:
UNT Libraries Government Documents Department