DE2260842B2 - - Google Patents

Info

Publication number
DE2260842B2
DE2260842B2 DE19722260842 DE2260842A DE2260842B2 DE 2260842 B2 DE2260842 B2 DE 2260842B2 DE 19722260842 DE19722260842 DE 19722260842 DE 2260842 A DE2260842 A DE 2260842A DE 2260842 B2 DE2260842 B2 DE 2260842B2
Authority
DE
Germany
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.)
Granted
Application number
DE19722260842
Other languages
German (de)
Other versions
DE2260842C3 (de
DE2260842A1 (de
Inventor
Walter Zuercher
Rene Nuenlist
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.)
Leica Aarau AG
Original Assignee
Kern and Co AG
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 Kern and Co AG filed Critical Kern and Co AG
Publication of DE2260842A1 publication Critical patent/DE2260842A1/de
Publication of DE2260842B2 publication Critical patent/DE2260842B2/de
Application granted granted Critical
Publication of DE2260842C3 publication Critical patent/DE2260842C3/de
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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/225—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  for telephonic receivers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Optical Couplings Of Light Guides (AREA)
DE19722260842 1971-12-22 1972-12-13 Modulationsphasen-Homogenisiereinrichtung in einem Ucht-RUckstrahl-Phasenvergleichs-Entfernungsmesser Expired DE2260842C3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1880171 1971-12-22
CH1880171 1971-12-22

Publications (3)

Publication Number Publication Date
DE2260842A1 DE2260842A1 (de) 1973-06-28
DE2260842B2 true DE2260842B2 (enExample) 1974-04-11
DE2260842C3 DE2260842C3 (de) 1977-04-14

Family

ID=

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2702507A1 (de) * 1977-01-21 1978-07-27 Mitec Moderne Ind Gmbh Einrichtung zur modulationsphasenhomogenisierung in einem optischen phasenvergleichs-entfernungsmesser

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2702507A1 (de) * 1977-01-21 1978-07-27 Mitec Moderne Ind Gmbh Einrichtung zur modulationsphasenhomogenisierung in einem optischen phasenvergleichs-entfernungsmesser

Also Published As

Publication number Publication date
CH546411A (de) 1974-02-28
DE2260842A1 (de) 1973-06-28
FR2164605A1 (enExample) 1973-08-03
FR2164605B1 (enExample) 1976-08-20

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
EHJ Ceased/non-payment of the annual fee