Manual window shade

Details Manual window shade Manual window shade

2009-03-04

2009-08-11

Spear, Robert M (Department: 2915)

Design Patent

active

D0597777

CLAIM:
The ornamental design for a manual window shade, as shown and described.

REFERENCES:
patent: D291430 (1987-08-01), Vartanian et al.
patent: D370650 (1996-06-01), Eskandry
patent: D371928 (1996-07-01), Evjy
patent: D393560 (1998-04-01), Adams
patent: D417578 (1999-12-01), Graf et al.
patent: D499596 (2004-12-01), Smith et al.
patent: D521296 (2006-05-01), Counard
patent: D521298 (2006-05-01), Counard
patent: D554030 (2007-10-01), Eskandry

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