|
The ornamental design for a combination set protractor, substantially as shown. |
FIG. 1 is front elevational view of a combination set protractor showing our new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a right side elevational view thereof;
FIG. 7 is a front elevational view thereof showing the protractor in an alternative position.
Smyth, Norman L., Hodgson, Roy G.
Patent | Priority | Assignee | Title |
D311341, | Jun 16 1987 | Combined spirit level and angle-indicated device | |
D311343, | Jun 16 1986 | Combined spirit level and angle-indicating device | |
D756815, | Mar 04 2015 | Uhlir Accurate, LLC | Locking protractor |
Patent | Priority | Assignee | Title |
1523265, | |||
2113524, | |||
2308373, | |||
2400014, | |||
4301600, | Feb 22 1980 | General Hardware Manufacturing Company | Locating mechanism |
182773, | |||
220648, | |||
224625, |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Nov 10 1980 | SMYTH NORMAN L | MOORE & WRIGHT SHEFFIELD LTD | ASSIGNMENT OF ASSIGNORS INTEREST | 003840 | /0465 | |
Nov 10 1980 | HODGSON ROY G | MOORE & WRIGHT SHEFFIELD LTD | ASSIGNMENT OF ASSIGNORS INTEREST | 003840 | /0465 | |
Dec 11 1980 | Moore & Wright (Sheffield) Ltd. | (assignment on the face of the patent) | / |
Date | Maintenance Fee Events |
Date | Maintenance Schedule |