Method of producing grouped symbols

Details Method of producing grouped symbols Method of producing grouped symbols

1981-09-11

1984-06-19

Yu, Mickey

Gear cutting, milling, or planing

Milling

With regulation of operation by templet, card, or other...

409 86, 409130, 63 20, 63 23, B23C 116, B23Q 3300

Patent

active

044551134

ABSTRACT:
A method and an article, produced by the method, of symbols arranged in a group, taken from a plurality of identifiable symbols, and which may be produced in one piece from a plate of metal with the aid of a set of separate master symbols, wherein selected of the master symbols represent the group of arranged symbols, and with the aid of a transfer-and metal-removing mechanism for transferring the contours of the master symbols onto the plate.

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patent: 3537202 (1970-11-01), Braun et al.
patent: 3781182 (1973-12-01), Friedman
patent: 4020908 (1977-06-01), Michael

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