Signals and indicators – Horns – whistles and compressional wave generators – Manually actuated air compressor
Patent
1976-01-27
1977-06-28
Swisher, S. Clement
Signals and indicators
Horns, whistles and compressional wave generators
Manually actuated air compressor
35 9E, G09F 900
Patent
active
040318508
ABSTRACT:
A schedule and record indicator having a sleeve portion with window areas and a slide member within said sleeve having future schedules and past records printed thereon for viewing through said window areas as the slide is moved within the sleeve. Alignment apertures and an alignment indicator are also provided in order to simplify the proper alignment of the information desired at the moment with the window areas. Means for frictionally retaining the slide in proper adjustment is also provided.
REFERENCES:
patent: 1641982 (1927-09-01), McDade
patent: 2828713 (1958-04-01), Smith
patent: 2966747 (1961-01-01), Johnson
patent: 3083906 (1963-04-01), Giuntini
patent: 3431885 (1969-03-01), Miklas
Corr Denis E.
Jacobson Harvey B.
O#Brien Clarence A.
Sports Guides, Inc.
Swisher S. Clement
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