Hygrometer sensor
Description
FIG. 1 is a top plan view of a hygrometer sensor showing my new design;
FIG. 2 is a typical side elevational view thereof;
FIG. 3 is a front elevational view thereof, the rear view being a mirror image thereof;
FIG. 4 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Other references
| D179690 | February 1957 | Krapp |
| D224987 | October 1972 | Sato |
| D234419 | March 1975 | Hofstetter |
| D260497 | September 1, 1981 | Howard |
| D266316 | September 28, 1982 | DuVall |
| 3914982 | October 1975 | Zanetti |
- Hygrodynamics.RTM., Precision Humidity and Control Instrumentation catalog 672D, Oct. 1980.
Patent History
Patent number: D297514
Type: Grant
Filed: Nov 27, 1985
Date of Patent: Sep 6, 1988
Assignee: Hygrodynamics, Inc. (Jessup, MD)
Inventor: Ronald A. Zurawski (Jessup, MD)
Primary Examiner: Nelson C. Holtje
Law Firm: Browdy and Neimark
Application Number: 6/806,922
Type: Grant
Filed: Nov 27, 1985
Date of Patent: Sep 6, 1988
Assignee: Hygrodynamics, Inc. (Jessup, MD)
Inventor: Ronald A. Zurawski (Jessup, MD)
Primary Examiner: Nelson C. Holtje
Law Firm: Browdy and Neimark
Application Number: 6/806,922
Classifications
