G01F 23/345
Using pneumatically or hydraulically actuated indicating means
Official title: {using pneumatically or hydraulically actuated indicating means}
G01F23/345 (Using pneumatically or hydraulically actuated indicating means) appears on 2 US grants and 0 published applications in this corpus.
Search patents in G01F- Granted patents
- 2
- Published applications
- 0
- Assignees
- 1
- Inventors
- 3
- Latest grant
- 16 Apr 1991
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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By later US patents