FR840932A - Perfectionnements aux soufreuses-poudreuses - Google Patents

Perfectionnements aux soufreuses-poudreuses

Info

Publication number
FR840932A
FR840932A FR840932DA FR840932A FR 840932 A FR840932 A FR 840932A FR 840932D A FR840932D A FR 840932DA FR 840932 A FR840932 A FR 840932A
Authority
FR
France
Prior art keywords
sulfur
powder
sulfur improvements
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
P PERRAS ETS
Original Assignee
P PERRAS ETS
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 by P PERRAS ETS filed Critical P PERRAS ETS
Application granted granted Critical
Publication of FR840932A publication Critical patent/FR840932A/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M9/00—Special adaptations or arrangements of powder-spraying apparatus for purposes covered by this subclass
    • A01M9/0092—Regulating or controlling systems

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Insects & Arthropods (AREA)
  • Pest Control & Pesticides (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
FR840932D 1938-01-07 1938-01-07 Perfectionnements aux soufreuses-poudreuses Expired FR840932A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR840932T 1938-01-07

Publications (1)

Publication Number Publication Date
FR840932A true FR840932A (fr) 1939-05-08

Family

ID=9305014

Family Applications (1)

Application Number Title Priority Date Filing Date
FR840932D Expired FR840932A (fr) 1938-01-07 1938-01-07 Perfectionnements aux soufreuses-poudreuses

Country Status (1)

Country Link
FR (1) FR840932A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2587714A (en) * 1949-06-25 1952-03-04 Earl P Embree Crop-dusting machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2587714A (en) * 1949-06-25 1952-03-04 Earl P Embree Crop-dusting machine

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