FR731948A - Pick-up refinements - Google Patents

Pick-up refinements

Info

Publication number
FR731948A
FR731948A FR731948DA FR731948A FR 731948 A FR731948 A FR 731948A FR 731948D A FR731948D A FR 731948DA FR 731948 A FR731948 A FR 731948A
Authority
FR
France
Prior art keywords
refinements
pick
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
French (fr)
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.)
ELECSON
Original Assignee
ELECSON
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 ELECSON filed Critical ELECSON
Application granted granted Critical
Publication of FR731948A publication Critical patent/FR731948A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus
FR731948D 1931-04-22 1931-04-22 Pick-up refinements Expired FR731948A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR731948T 1931-04-22

Publications (1)

Publication Number Publication Date
FR731948A true FR731948A (en) 1932-09-10

Family

ID=9120173

Family Applications (1)

Application Number Title Priority Date Filing Date
FR731948D Expired FR731948A (en) 1931-04-22 1931-04-22 Pick-up refinements

Country Status (1)

Country Link
FR (1) FR731948A (en)

Similar Documents

Publication Publication Date Title
FR732046A (en) Filter refinements
FR712677A (en) Level improvements
FR718435A (en) Conrod improvements
FR731948A (en) Pick-up refinements
FR738571A (en) Umbrella refinements
FR727104A (en) Watch refinements
FR40308E (en) Filter refinements
FR751047A (en) Pick-up refinements
FR726784A (en) Badger refinements
FR710426A (en) Espadrille refinements
FR735067A (en) Projector refinements
FR710957A (en) Corkscrew refinements
FR733001A (en) Level improvements
FR727027A (en) Carburetor improvements
FR734599A (en) Carburetor improvements
FR729417A (en) Glass refinements
FR713252A (en) Comb refinements
FR721982A (en) Comb refinements
FR729459A (en) Cremone refinements
FR716154A (en) Galoshes refinements
FR724033A (en) Valve refinements
FR711797A (en) Propeller refinements
FR720259A (en) Propeller refinements
FR722453A (en) Vehicle refinements
FR713704A (en) Clutch refinements