FR681146A - Universal solar clock usable regardless of the mean time of any meridian - Google Patents
Universal solar clock usable regardless of the mean time of any meridianInfo
- Publication number
- FR681146A FR681146A FR681146DA FR681146A FR 681146 A FR681146 A FR 681146A FR 681146D A FR681146D A FR 681146DA FR 681146 A FR681146 A FR 681146A
- Authority
- FR
- France
- Prior art keywords
- meridian
- mean time
- usable regardless
- solar clock
- universal solar
- 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
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B49/00—Time-pieces using the position of the sun, moon or stars
- G04B49/02—Sundials
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Tents Or Canopies (AREA)
- Instructional Devices (AREA)
- Electric Clocks (AREA)
- Finger-Pressure Massage (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT681146X | 1928-01-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR681146A true FR681146A (en) | 1930-05-09 |
Family
ID=11307943
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR681146D Expired FR681146A (en) | 1928-01-30 | 1929-01-29 | Universal solar clock usable regardless of the mean time of any meridian |
Country Status (6)
Country | Link |
---|---|
US (1) | US1900117A (en) |
BE (1) | BE362225A (en) |
CH (1) | CH138361A (en) |
DE (1) | DE521101C (en) |
FR (1) | FR681146A (en) |
GB (1) | GB328579A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2765977A1 (en) * | 1997-07-09 | 1999-01-15 | Jean Alphonse Gerard Jegu | Portable adjustable direct reading sundial |
-
1928
- 1928-03-13 US US261335A patent/US1900117A/en not_active Expired - Lifetime
-
1929
- 1929-01-28 CH CH138361D patent/CH138361A/en unknown
- 1929-01-29 FR FR681146D patent/FR681146A/en not_active Expired
- 1929-01-29 GB GB3054/29A patent/GB328579A/en not_active Expired
- 1929-01-30 DE DEL74079D patent/DE521101C/en not_active Expired
- 1929-07-11 BE BE362225D patent/BE362225A/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2765977A1 (en) * | 1997-07-09 | 1999-01-15 | Jean Alphonse Gerard Jegu | Portable adjustable direct reading sundial |
Also Published As
Publication number | Publication date |
---|---|
BE362225A (en) | 1929-08-31 |
US1900117A (en) | 1933-03-07 |
CH138361A (en) | 1930-02-28 |
DE521101C (en) | 1931-03-18 |
GB328579A (en) | 1930-04-29 |
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