| |
 |
Boom hoist |
| D268448 |
Boom hoist
|
|
| Patent Drawings: | |
| Inventor: |
Callahan, et al. |
| Date Issued: |
March 29, 1983 |
| Application: |
06/204,307 |
| Filed: |
November 5, 1980 |
| Inventors: |
Callahan; F. Gregory (Havertown, PA)
Sabo; Richard S. (Marlton, NJ)
|
| Assignee: |
Hazard Controls Inc. (Cherry Hill, NJ) |
| Primary Examiner: |
Word; A. Hugo |
| Assistant Examiner: |
|
| Attorney Or Agent: |
Duffield & Lehrer |
| U.S. Class: |
D34/33 |
| Field Of Search: |
254/1C; 212/266; 212/267; 212/268; 212/269; 414/560; 414/563; 414/592; D34/33; D34/34; D34/35; D34/36 |
| International Class: |
|
| U.S Patent Documents: |
D182152; D241839; 3084808; 3863890 |
| Foreign Patent Documents: |
|
| Other References: |
|
|
| Abstract: |
|
| Claim: |
The ornamental design for a boom hoist, substantially as shown and described. |
| Description: |
FIG. 1 is a top left side perspective view of a "boom hoist" showing our new design;
FIG. 2 is a top right side perspective view thereof, and
FIG. 3 is a bottom plan view thereof.
* * * * * |
|
|
|
