Magnetic tape cassette
FIG. 1 is a top perspective view of a magnetic tape cassette, showing our new design;
FIG. 2 is a bottom perspective view thereof;
FIG. 3 is a top perspective view thereof, with the cassette in an open position;
FIG. 4 is a bottom plan view with the cassette in a closed position;
FIG. 5 is a top plan view thereof;
FIG. 6 is a front elevation thereof;
FIG. 7 is a rear elevation thereof;
FIG. 8 is an elevation as seen from the left of FIG. 4;
FIG. 9 is an elevation as seen from the right of FIG. 4;
FIG. 10 is a bottom plan view with the cassette in an open position;
FIG. 11 is a top plan view thereof;
FIG. 12 is a front elevation thereof;
FIG. 13 is a rear elevation thereof;
FIG. 14 is an elevation as seen from the left of FIG. 10; and
FIG. 15 is an elevation as seen from the right of FIG. 10.
D228789 | October 1973 | Koni |
D239736 | April 1976 | Dudley et al. |
3342431 | September 1967 | Mouissie |
3547373 | December 1970 | Bundschu |
3628753 | December 1971 | Bradt et al. |
3788576 | January 1974 | Buslik |
3987489 | October 19, 1976 | Schoettle et al. |
Type: Grant
Filed: Feb 6, 1979
Date of Patent: Dec 20, 1983
Inventors: Klaus Schoettle (6900 Heidelberg), Volker Richter (6900 Heidelberg 25), Heinrich Wittkamp (6800 Mannheim)
Primary Examiner: Bernard Ansher
Law Firm: Keil & Witherspoon
Application Number: 6/9,794
International Classification: D1401;