Viewer attachment for a microscope
Description
FIG. 1 is a right side elevational view of the viewer attachment for a microscope showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a top plan view thereof; and
FIG. 6 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
2170967 | August 1939 | Eppenstein et al. |
2401224 | May 1946 | Burton |
3545355 | December 1970 | Cahall, Jr. |
4444475 | April 24, 1984 | Yamada |
4449795 | May 22, 1984 | Yamada |
2311191 | May 1974 | DEX |
3100607 | April 1982 | DEX |
- Zeiss, catalogue-"Routine & Research Microscopes", 10-1964, pp. 23.
Patent History
Patent number: D294036
Type: Grant
Filed: May 3, 1985
Date of Patent: Feb 2, 1988
Inventor: Masaharu Yamada (Nerima-ku, Tokyo)
Primary Examiner: Wallace R. Burke
Assistant Examiner: C. E. Heflin
Law Firm: Ladas & Parry
Application Number: 6/730,074
Type: Grant
Filed: May 3, 1985
Date of Patent: Feb 2, 1988
Inventor: Masaharu Yamada (Nerima-ku, Tokyo)
Primary Examiner: Wallace R. Burke
Assistant Examiner: C. E. Heflin
Law Firm: Ladas & Parry
Application Number: 6/730,074
Classifications