US84634A - Improvement in gang-flows - Google Patents

Improvement in gang-flows Download PDF

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Publication number
US84634A
US84634A US84634DA US84634A US 84634 A US84634 A US 84634A US 84634D A US84634D A US 84634DA US 84634 A US84634 A US 84634A
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United States
Prior art keywords
gang
flows
improvement
shet
logan
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Expired - Lifetime
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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B13/00—Ploughs or like machines for special purposes ; Ditch diggers, trench ploughs, forestry ploughs, ploughs for land or marsh reclamation
    • A01B13/02—Ploughs or like machines for special purposes ; Ditch diggers, trench ploughs, forestry ploughs, ploughs for land or marsh reclamation for making or working ridges, e.g. with symmetrically arranged mouldboards, e.g. ridging plough
    • A01B13/025—Ploughs or like machines for special purposes ; Ditch diggers, trench ploughs, forestry ploughs, ploughs for land or marsh reclamation for making or working ridges, e.g. with symmetrically arranged mouldboards, e.g. ridging plough with passively driven rotating disc-like elements for forming the ridge

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
  • Colloid Chemistry (AREA)
  • Catching Or Destruction (AREA)

Description

Sheets-Shet 2. J. B. LOGAN.
Gang Flow.
N0. 841334. Patented Dec. 1, 1868.
US84634D Improvement in gang-flows Expired - Lifetime US84634A (en)

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US84634A true US84634A (en) 1868-12-01

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US84634D Expired - Lifetime US84634A (en) Improvement in gang-flows

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