Patent
   D332737
Priority
Oct 05 1989
Filed
Oct 05 1989
Issued
Jan 26 1993
Expiry
Jan 26 2007
Assg.orig
Entity
unknown
2
11
n/a
The ornamental design for a ceiling tile knife, as shown and described.

FIG. 1 is a perspective view of a ceiling tile knife showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a bottom plan view thereof.

Wentworth, Wayne E., Wentworth, Betty

Patent Priority Assignee Title
D372183, Mar 29 1994 Combination utility knife and tape measure
D394792, Nov 21 1996 Combination utility knife and tape measure
Patent Priority Assignee Title
2784489,
3943627, Nov 28 1973 Red Devil, Incorporated Front loading utility knife
4109380, Jul 05 1977 Cutting tool and blade holder for replaceable blades
4509260, Jul 12 1983 Allway Tools, Inc Knife handle for accommodating different adjustable blade types
4578865, May 01 1984 Tile cutting device having parallel blades
D249325, Sep 08 1975 The Stanley Works Utility knife
D290333, Jun 27 1984 GENERAL HOUSEWARES CORP Utility knife
D293202, Feb 16 1984 The Stanley Works Utility knife handle
D296297, Sep 16 1985 The Stanley Works Utility knife handle
D310474, Jan 19 1988 Retractable double blade knife
D310475, Feb 08 1988 The Stanley Works Carpet knife handle
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