NL175251B - Grondbewerkingsmachine. - Google Patents

Grondbewerkingsmachine.

Info

Publication number
NL175251B
NL175251B NLAANVRAGE7511053,A NL175251DA NL175251B NL 175251 B NL175251 B NL 175251B NL 175251D A NL175251D A NL 175251DA NL 175251 B NL175251 B NL 175251B
Authority
NL
Netherlands
Prior art keywords
working machine
soil working
soil
machine
working
Prior art date
Application number
NLAANVRAGE7511053,A
Other languages
English (en)
Dutch (nl)
Original Assignee
Lely Nv C Van Der
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.)
Publication of NL175251B publication Critical patent/NL175251B/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/34—DC amplifiers in which all stages are DC-coupled
    • H03F3/343—DC amplifiers in which all stages are DC-coupled with semiconductor devices only
    • H03F3/3432—DC amplifiers in which all stages are DC-coupled with semiconductor devices only with bipolar transistors
    • H03F3/3435—DC amplifiers in which all stages are DC-coupled with semiconductor devices only with bipolar transistors using Darlington amplifiers
    • H03F3/3437—DC amplifiers in which all stages are DC-coupled with semiconductor devices only with bipolar transistors using Darlington amplifiers with complementary transistors
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D88/00—Three-dimensional [3D] integrated devices
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D99/00—Subject matter not provided for in other groups of this subclass

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Bipolar Transistors (AREA)
  • Bipolar Integrated Circuits (AREA)
NLAANVRAGE7511053,A 1953-01-13 Grondbewerkingsmachine. NL175251B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL753015X 1953-01-13

Publications (1)

Publication Number Publication Date
NL175251B true NL175251B (nl)

Family

ID=19825189

Family Applications (2)

Application Number Title Priority Date Filing Date
NLAANVRAGE7511053,A NL175251B (nl) 1953-01-13 Grondbewerkingsmachine.
NL95282D NL95282C (instruction) 1953-01-13

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL95282D NL95282C (instruction) 1953-01-13

Country Status (4)

Country Link
DE (1) DE966571C (instruction)
FR (1) FR1091289A (instruction)
GB (1) GB753015A (instruction)
NL (2) NL95282C (instruction)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2997604A (en) * 1959-01-14 1961-08-22 Shockley William Semiconductive device and method of operating same
DE1132247B (de) * 1959-01-30 1962-06-28 Siemens Ag Gesteuerte Vierschichtentriode mit vier Halbleiterschichten abwechselnden Leitfaehigkeitstyps

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE489418A (instruction) * 1948-06-26
NL154165C (instruction) * 1949-10-11

Also Published As

Publication number Publication date
FR1091289A (fr) 1955-04-08
DE966571C (de) 1957-08-22
NL95282C (instruction)
GB753015A (en) 1956-07-18

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