Card guide

Electricity: electrical systems and devices – Miscellaneous

Patent

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Details

339 17LM, 339184M, 361415, H05K 114

Patent

active

045424411

ABSTRACT:
Edge notches of various depths in circuit boards correspond with slots of various depths in a card guide so that the boards are not interchangeable.

REFERENCES:
patent: 2958014 (1960-10-01), Blain
patent: 3069598 (1962-12-01), Daily et al.
patent: 3177461 (1965-04-01), Hagan et al.
patent: 3246279 (1966-04-01), Storcel
patent: 3818280 (1974-06-01), Smith et al.
patent: 4319305 (1982-03-01), Meldrum
patent: 4377315 (1983-03-01), Grau

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