Locking device for compact disc cassette

- MW Trading ApS
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a top rear left perspective view of a locking device for compact disc cassette showing my new design; and

FIG. 2 is a bottom front left perspective view.

Referenced Cited
U.S. Patent Documents
3495716 February 1970 Gregory
3828922 August 1974 Holkestad
3933240 January 20, 1976 Humble
4046255 September 6, 1977 Ackeret
4096718 June 27, 1978 Michelman et al.
4285429 August 25, 1981 MacTavish
4316539 February 23, 1982 Torrington
4466540 August 21, 1984 Lotrous et al.
4589549 May 20, 1986 Hehn
4819797 April 11, 1989 Holmgren
Foreign Patent Documents
2735151 August 1977 DEX
8422027 July 1984 DEX
531868 February 1973 CHX
Patent History
Patent number: D313412
Type: Grant
Filed: Aug 4, 1986
Date of Patent: Jan 1, 1991
Assignee: MW Trading ApS (Glyngore)
Inventor: Bertil Holmgren (Trelleborg)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: R. T. Seifert
Law Firm: Merchant, Gould, Smith, Edell, Welter & Schmidt
Application Number: 6/893,150
Classifications
Current U.S. Class: D14/120