CPC G01C21/02
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CPC G01C17/02 is for Navigational instruments using astronomical means .[1][2]
Category tree:
- CPC G01: Instruments for measurement or testing
- CPC G01C: Measuring distances, levels, or bearings; surveying; navigation; gyroscopic instruments; photogrammetry or videogrammetry
- CPC G01C21/00: Navigational instruments not provided for [elsewhere]
- CPC G01C21/02: Navigational instruments using astronomical means
- CPC G01C21/00: Navigational instruments not provided for [elsewhere]
- CPC G01C: Measuring distances, levels, or bearings; surveying; navigation; gyroscopic instruments; photogrammetry or videogrammetry
References
- ↑ CPC G01C21/02 element at Espacenet web site
- ↑ CPC G01C21/02 element listed at USPTO
This wiki has 1 patents in category "CPC G01C21/02".
Patents in category CPC G01C21/02
- Patent FR-1912-442088 (English title: Point compass for air travel, Inventors: Jules Leloup, Filing date: 1912-03-19)
| Enclosing categories | CPC G01C21/00, CPC G01C |
|---|---|
| Subcategories | |
| Keywords | compasses, instruments, Navigation |
| Start year | |
| End year |
