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Patent
D257527
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Priority
Jan 06 1978
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Filed
Jan 06 1978
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Issued
Nov 18 1980
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Expiry
Nov 18 1994
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Assg.orig
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Entity
unknown
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7
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6
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n/a
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The ornamental design of a saw chain sharpening assembly, as shown and described.
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FIG. 1 is a top plan view of a saw chain sharpening assembly showing my new
design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a side elevational view thereof;
FIG. 4 is a bottom plan view thereof; and
FIG. 5 is a front elevational view thereof.
Aksamit, Frank J.
Patent |
Priority |
Assignee |
Title |
6334809, |
May 21 1997 |
NDS Ltd |
Method and system for sharpening teeth on saw chains |
8746118, |
Jul 08 2008 |
OREGON TOOL, INC |
Chain link sharpening method and apparatus |
8932114, |
Mar 04 2011 |
OREGON TOOL, INC |
Chain link sharpening method and apparatus |
9192997, |
Jul 08 2008 |
OREGON TOOL, INC |
Bar mounted sharpener |
D272985, |
Sep 09 1980 |
CHEMICAL BANK, AS COLLATERAL AGENT |
Saw sharpening guide |
D273174, |
Oct 10 1980 |
|
Saw sharpening guide |
D663602, |
Jan 21 2010 |
OREGON TOOL, INC |
Saw chain sharpening stone and holder |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jan 06 1978 | | Pro Sharp Corporation | (assignment on the face of the patent) | | / |
Date |
Maintenance Fee Events |
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Date |
Maintenance Schedule |
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