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- Public Domain
United States patent 2,048,021. Filed 1934-10-06 as application serial number 747,158. Divided 1935-08-15, with this present patent becoming application serial number 36,268. Issued 1936-07-21. Lester A. Neumann (assigned to M & L Typesetting and Electrotyping Company (Chicago)). Apparatus for Casting Quads or Spacers.
Notes
This patent describes an attachment/apparatus for casting relief printing "quads" or other spacers of a style appropriate for a proprietary printing base in Neumann's co-pending application 747,158 filed 1934-10-06 (issued as US Patent 2,088,306 on 1937-07-27). This apparatus is clearly designed for use in a typecasting or sorts casting machine such as the Thompson Type-Caster (by this date known as the Monotype-Thompson).
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