Grace's Guide

British Industrial History

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 137,459 pages of information and 221,559 images on early companies, their products and the people who designed and built them.

John M. Perkins and Smith

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May 1950.
September 1950. Mason Master.
1951.
June 1951.
December 1955
December 1956
May 1957.
1957. Mason Master.
June 1958.
c1950s? Mason Master Tools leaflet.
c1950s? Mason Master Safe-D-Speeder.
c1950s? Mason Master Safe-D-Speeder.
Mason Master safe-D-speeder 4 to 1 Reduction.
Mason Master safe-D-speeder 4 to 1 Reduction.
Mason Master safe-D-speeder 4 to 1 Reduction.
March 1960. Mason Master and Blue Flash.
Sept 1963.
May 1964.

'Mason Master' drills of Braunston, (Northants), near Rugby

1963 Patent - Attachments for use with portable drills. [1]


See Also

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Sources of Information

  1. [1] Wikipatents