GB413074A - Improvements in mariners' compasses - Google Patents
Improvements in mariners' compassesInfo
- Publication number
- GB413074A GB413074A GB847433A GB847433A GB413074A GB 413074 A GB413074 A GB 413074A GB 847433 A GB847433 A GB 847433A GB 847433 A GB847433 A GB 847433A GB 413074 A GB413074 A GB 413074A
- Authority
- GB
- United Kingdom
- Prior art keywords
- mariners
- compasses
- gillie
- binnacle
- mariner
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
- G01C17/02—Magnetic compasses
- G01C17/04—Magnetic compasses with north-seeking magnetic elements, e.g. needles
- G01C17/20—Observing the compass card or needle
- G01C17/24—Illumination
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Cleaning Or Clearing Of The Surface Of Open Water (AREA)
Abstract
413,074. Mariners' compasses. GILLIE, J. W., and GILLIE, J. C., The New Quay, North Shields. March 21, 1933, No. 8474. Drawings to Specification. [Class 97 (ii).] The brass binnacle helmet of a mariner's compass has a window formed by a detachable, curved sheet of transparent celluloid or similar flexible material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB847433A GB413074A (en) | 1933-03-21 | 1933-03-21 | Improvements in mariners' compasses |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB847433A GB413074A (en) | 1933-03-21 | 1933-03-21 | Improvements in mariners' compasses |
Publications (1)
Publication Number | Publication Date |
---|---|
GB413074A true GB413074A (en) | 1934-07-12 |
Family
ID=9853142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB847433A Expired GB413074A (en) | 1933-03-21 | 1933-03-21 | Improvements in mariners' compasses |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB413074A (en) |
-
1933
- 1933-03-21 GB GB847433A patent/GB413074A/en not_active Expired
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