| D250412 |
Drawing attachment for a microscope
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| Patent Drawings: | |
| Inventor: |
Armbruster |
| Date Issued: |
November 28, 1978 |
| Application: |
05/773,725 |
| Filed: |
March 2, 1977 |
| Inventors: |
Armbruster; John T. (Niagara Falls, NY)
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| Assignee: |
American Optical Corporation (Southbridge, MA) |
| Primary Examiner: |
Ansher; Bernard |
| Assistant Examiner: |
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| Attorney Or Agent: |
Berkenstock, Jr.; Howard R. |
| U.S. Class: |
353/39; D16/131; D16/235 |
| Field Of Search: |
350/9; 353/39; D10/61; D16/14; D16/57; D24/99 |
| International Class: |
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| U.S Patent Documents: |
D197419; 2097752; 2133321; 2185926; 3205770; 3572884 |
| Foreign Patent Documents: |
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| Other References: |
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| Abstract: |
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| Claim: |
The ornamental design for a drawing attachment for a microscope, as shown and described. |
| Description: |
FIG. 1 is a top perspective view of the drawing attachment for a microscope showing my new design; and
FIG. 2 is a bottom perspective view of the drawing attachment.
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