Fetal lung maturation tester
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Description
FIG. 1 is a top perspective view of a fetal lung maturation tester showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof; and
FIG. 4 is a side elevational view thereof, the other side views being mirror images thereof.
Referenced Cited
U.S. Patent Documents
| D256053 | July 22, 1980 | Steigerwald |
| D264127 | April 27, 1982 | Peterson |
| 3785773 | January 1974 | Rohrbaugh |
| 3905772 | September 1975 | Harnett |
| 4055396 | October 25, 1977 | Meyer |
| 4195060 | March 25, 1980 | Terk |
| 4237096 | December 2, 1980 | Popoff |
| 4310488 | January 12, 1982 | Rahm |
| 4332906 | June 1, 1982 | Taylor |
| 4389374 | June 21, 1983 | Sutton |
| 4391780 | July 5, 1983 | Boris |
Patent History
Patent number: D276269
Type: Grant
Filed: Apr 12, 1982
Date of Patent: Nov 6, 1984
Assignee: Beckman Instruments, Inc. (Fullerton, CA)
Inventor: Michael J. Boris (Yorba Linda, CA)
Primary Examiner: Nelson C. Holtje
Attorneys: R. J. Steinmeyer, J. E. Vanderburgh, T. R. Schulte
Application Number: 6/367,311
Type: Grant
Filed: Apr 12, 1982
Date of Patent: Nov 6, 1984
Assignee: Beckman Instruments, Inc. (Fullerton, CA)
Inventor: Michael J. Boris (Yorba Linda, CA)
Primary Examiner: Nelson C. Holtje
Attorneys: R. J. Steinmeyer, J. E. Vanderburgh, T. R. Schulte
Application Number: 6/367,311
Classifications
Current U.S. Class:
D24/8;
Chemical (12) (D10/81);
D24/17;
D24/56
