Quick change extension contoured mask frame

Information

FIG. 1 is a front isometric view of a quick change extension contoured mask frame showing my new design;

FIG. 2 is a back isometric view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a back view thereof; and,

FIG. 8 is a bottom view thereof.

The ornamental design for a quick change extension contoured mask frame, as shown and descibed.

Number	Name	Date	Kind
D277520	Gregory	Feb 1985	S
4555816	Broersma	Dec 1985	A
D284327	Gregory et al.	Jun 1986	S
4612675	Broersma	Sep 1986	A
4625341	Broersma	Dec 1986	A
4627115	Broersma	Dec 1986	A
D288980	Pernicka	Mar 1987	S
D317063	Johnson	May 1991	S
5018223	Dawson et al.	May 1991	A
D373224	Pernicka et al.	Aug 1996	S
5642530	Parks	Jul 1997	A
D407858	Cyr et al.	Apr 1999	S
6381749	Cyr	May 2002	B1
D484281	Gagnon et al.	Dec 2003	S
D487534	Broersma	Mar 2004	S
D497039	Dehaan et al.	Oct 2004	S
6874169	Broersma	Apr 2005	B1
6886183	DeHaan et al.	May 2005	B1
6957447	Broersma	Oct 2005	B1
6966067	Lusk	Nov 2005	B1