BE577540A - Dictation reproduction machine - Google Patents

Dictation reproduction machine

Info

Publication number
BE577540A
BE577540A BE577540A BE577540A BE577540A BE 577540 A BE577540 A BE 577540A BE 577540 A BE577540 A BE 577540A BE 577540 A BE577540 A BE 577540A BE 577540 A BE577540 A BE 577540A
Authority
BE
Belgium
Prior art keywords
dictation
reproduction machine
reproduction
machine
dictation reproduction
Prior art date
Application number
BE577540A
Other languages
French (fr)
Inventor
F W Schueler
Original Assignee
Dictaphone Corp
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 Dictaphone Corp filed Critical Dictaphone Corp
Publication of BE577540A publication Critical patent/BE577540A/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C31/00—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
BE577540A 1958-04-15 1959-04-09 Dictation reproduction machine BE577540A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US577540XA 1923-02-19 1923-02-19

Publications (1)

Publication Number Publication Date
BE577540A true BE577540A (en) 1959-07-31

Family

ID=22012553

Family Applications (1)

Application Number Title Priority Date Filing Date
BE577540A BE577540A (en) 1958-04-15 1959-04-09 Dictation reproduction machine

Country Status (2)

Country Link
BE (1) BE577540A (en)
FR (1) FR577540A (en)

Also Published As

Publication number Publication date
FR577540A (en) 1924-09-06

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