FR55238E - Perfectionnements aux semoirs - Google Patents

Perfectionnements aux semoirs

Info

Publication number
FR55238E
FR55238E FR55238DA FR55238E FR 55238 E FR55238 E FR 55238E FR 55238D A FR55238D A FR 55238DA FR 55238 E FR55238 E FR 55238E
Authority
FR
France
Prior art keywords
seed drills
drills
seed
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
Application number
Other languages
English (en)
Inventor
Louis Petit
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR55238E publication Critical patent/FR55238E/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C7/00—Sowing
    • A01C7/18—Machines for depositing quantities of seed at intervals
    • A01C7/185—Foot valves

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
FR55238D 1947-02-13 1947-02-13 Perfectionnements aux semoirs Expired FR55238E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR55238T 1947-02-13

Publications (1)

Publication Number Publication Date
FR55238E true FR55238E (fr) 1951-10-02

Family

ID=8689615

Family Applications (2)

Application Number Title Priority Date Filing Date
FR925509D Expired FR925509A (fr) 1947-02-13 1946-04-11 Perfectionnements aux semoirs
FR55238D Expired FR55238E (fr) 1947-02-13 1947-02-13 Perfectionnements aux semoirs

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR925509D Expired FR925509A (fr) 1947-02-13 1946-04-11 Perfectionnements aux semoirs

Country Status (1)

Country Link
FR (2) FR925509A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3637530C1 (de) * 1986-11-04 1988-03-31 Karl-Heinz Paul Verfahren und Vorrichtung zum Saeen von vereinzelten Samen in eine von einem Schar gezogene Furche

Also Published As

Publication number Publication date
FR925509A (fr) 1947-09-05

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