NL9274C - - Google Patents

Info

Publication number
NL9274C
NL9274C NL12308A NL12308A NL9274C NL 9274 C NL9274 C NL 9274C NL 12308 A NL12308 A NL 12308A NL 12308 A NL12308 A NL 12308A NL 9274 C NL9274 C NL 9274C
Authority
NL
Netherlands
Application number
NL12308A
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 filed Critical
Application granted granted Critical
Publication of NL9274C publication Critical patent/NL9274C/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/72—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using ultrasonic, sonic or infrasonic waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
NL12308A 1918-07-12 1919-06-25 NL9274C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE350962T 1918-07-12

Publications (1)

Publication Number Publication Date
NL9274C true NL9274C (fr) 1923-08-15

Family

ID=33480552

Family Applications (1)

Application Number Title Priority Date Filing Date
NL12308A NL9274C (fr) 1918-07-12 1919-06-25

Country Status (4)

Country Link
DE (3) DE348126C (fr)
FR (2) FR24643E (fr)
GB (5) GB147938A (fr)
NL (1) NL9274C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4774143A (en) * 1985-12-31 1988-09-27 General Electric Company Impact resistant glass

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3237451A (en) * 1962-10-16 1966-03-01 Acoustica Associates Inc Volumetric measurement system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4774143A (en) * 1985-12-31 1988-09-27 General Electric Company Impact resistant glass

Also Published As

Publication number Publication date
GB148413A (en) 1921-10-10
FR24643E (fr) 1922-09-18
GB148415A (en) 1921-10-10
GB147938A (en) 1921-10-06
GB147935A (en) 1921-09-15
DE348126C (de) 1922-01-31
DE350962C (de) 1922-03-28
FR525948A (fr) 1921-09-29
DE350961C (de) 1922-03-28
GB148411A (en) 1921-10-10

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