Title: Pushbutton electrical switches and pushbuttons therefor

Abstract: Pushbuttons which are especially useful in illuminating pushbutton electrical switches are provided which have a hollow housing with an open face and sides extending inwardly from said face to an open rear end wherein said face constitutes a frame in which one or more separate resilient flat sheet-like display inserts or colored filters are mounted.

Do you think this is a good invention? Vote now:

Votes so far: For:(0) Against:(0)
Other info:

Inventors: Bailey, James R. (Chicago, IL, US)
Lavigne, Vernon W. (Rolling Meadows, IL, US)

Application Number: 769894
Filing Date: 1977-02-18
Publication_date: 1978-12-26
Assignee: Switchcraft, Inc. (Chicago, IL)
Primary Class(es): 200/311 40/490, 40/575, 200/314, 220/241, 340/815.48, 340/815.55
Other Classes:
US Patent Ref:

1879554	Sep, 1932	Simkins	40/63.
2847777	Aug, 1958	Page	40/142.
3268889	Aug, 1966	Ast	200/314.
3435169	Mar, 1969	Bienwald et al.	200/309.
3681552	Aug, 1972	Bailey	200/314.
4002873	Jan, 1977	Lenandowski	200/314.

Other Refs: 160781

Aug, 1921	GB

Primary Examiner: Price, William
Assistant Examiner: Moy, Joseph Man-Fu
Attorney: Johnston; Richard L.