DE109204C - - Google Patents

Info

Publication number
DE109204C
DE109204C DENDAT109204D DE109204DA DE109204C DE 109204 C DE109204 C DE 109204C DE NDAT109204 D DENDAT109204 D DE NDAT109204D DE 109204D A DE109204D A DE 109204DA DE 109204 C DE109204 C DE 109204C
Authority
DE
Germany
Prior art keywords
membrane
pen
notch
diaphragm
writing tool
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.)
Active
Application number
DENDAT109204D
Other languages
German (de)
English (en)
Publication of DE109204C publication Critical patent/DE109204C/de
Active legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B25/00Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
    • G11B25/02Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using cylindrical record carriers
DENDAT109204D Active DE109204C (mber)

Publications (1)

Publication Number Publication Date
DE109204C true DE109204C (mber)

Family

ID=379119

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT109204D Active DE109204C (mber)

Country Status (1)

Country Link
DE (1) DE109204C (mber)

Similar Documents

Publication Publication Date Title
DE212020000306U1 (de) Ein Klemmmechanismus zur Herstellung von Mobiltelefonschalen
DE109204C (mber)
CN211380069U (zh) 一种便于调节的音乐乐谱架
CN208596475U (zh) 一种应用文教学装置
CN208812827U (zh) 一种小学数学教学用直尺
DE82934A (mber)
DE538694C (de) Sprechmaschine
DE641413C (de) Zusatzgeraet fuer Plattensprechmaschinen
DE123527C (mber)
DE209592C (mber)
DE1803077A1 (de) Tonarm fuer Kleinplattenspieler
AT84987B (de) Sprechmaschine.
AT134865B (de) Einrichtung zur Aufnahme und Wiedergabe von Tonfilmen mit mechanischer Tonaufzeichnung nach Art der Berlinerschrift.
DE49732C (de) Phonograph
CN212434011U (zh) 一种音乐教学辅导装置
DE832686C (de) Piezoelektrischer Tonabnehmer, besonders fuer Schallplatten
AT58691B (de) Tonarm für Sprechmaschinen.
DE68913C (de) Phonograph mit drehbarer Aufhängung des Diaphragmarahmens am Instrumentengestell
DE1547095A1 (de) Tonarm fuer Plattenspieler
DE600371C (de) Gelenkverbindung fuer die Schalldose und den Tonarm bei Tonaufnahme- und -wiedergabemaschinen
DE1182445B (de) Tonabnehmerarm
DE532272C (de) Sprechmaschine
AT40499B (de) Schalldose für Sprechmaschinen.
CH121142A (de) Wiedergabevorrichtung an Sprechmaschinen.
AT38243B (de) Starktonsprechmaschine.