FR531727A - Perfectionnements aux couveuses - Google Patents
Perfectionnements aux couveusesInfo
- Publication number
- FR531727A FR531727A FR531727DA FR531727A FR 531727 A FR531727 A FR 531727A FR 531727D A FR531727D A FR 531727DA FR 531727 A FR531727 A FR 531727A
- Authority
- FR
- France
- Prior art keywords
- incubators
- 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
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K31/00—Housing birds
- A01K31/18—Chicken coops or houses for baby chicks; Brooders including auxiliary features, e.g. feeding, watering, demanuring, heating, ventilation
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K31/00—Housing birds
- A01K31/18—Chicken coops or houses for baby chicks; Brooders including auxiliary features, e.g. feeding, watering, demanuring, heating, ventilation
- A01K31/19—Brooders ; Foster-mothers; Hovers
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K31/00—Housing birds
- A01K31/18—Chicken coops or houses for baby chicks; Brooders including auxiliary features, e.g. feeding, watering, demanuring, heating, ventilation
- A01K31/20—Heating arrangements ; Ventilation
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Birds (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US297419A US1334368A (en) | 1919-05-15 | 1919-05-15 | Hover |
Publications (1)
Publication Number | Publication Date |
---|---|
FR531727A true FR531727A (fr) | 1922-01-19 |
Family
ID=23146235
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR531727D Expired FR531727A (fr) | 1919-05-15 | 1921-03-08 | Perfectionnements aux couveuses |
Country Status (4)
Country | Link |
---|---|
US (1) | US1334368A (fr) |
DE (1) | DE383839C (fr) |
FR (1) | FR531727A (fr) |
GB (1) | GB155769A (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1004894B (de) * | 1952-04-26 | 1957-03-21 | Josef Holzer | Mutterngewindeschneidautomat |
-
1919
- 1919-05-15 US US297419A patent/US1334368A/en not_active Expired - Lifetime
-
1920
- 1920-12-22 GB GB35962/20A patent/GB155769A/en not_active Expired
-
1921
- 1921-03-08 FR FR531727D patent/FR531727A/fr not_active Expired
- 1921-03-31 DE DEB98991D patent/DE383839C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE383839C (de) | 1923-10-18 |
GB155769A (en) | 1922-03-22 |
US1334368A (en) | 1920-03-23 |
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