CA413953A - Distance measuring system by sound waves - Google Patents

Distance measuring system by sound waves

Info

Publication number
CA413953A
CA413953A CA413953A CA413953DA CA413953A CA 413953 A CA413953 A CA 413953A CA 413953 A CA413953 A CA 413953A CA 413953D A CA413953D A CA 413953DA CA 413953 A CA413953 A CA 413953A
Authority
CA
Canada
Prior art keywords
distance measuring
measuring system
sound waves
waves
sound
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
CA413953A
Other languages
French (fr)
Inventor
Guanella Gustav
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.)
CMC Electronics Inc
Original Assignee
Canadian Marconi Co
Publication date
Application granted granted Critical
Publication of CA413953A publication Critical patent/CA413953A/en
Expired legal-status Critical Current

Links

CA413953A Distance measuring system by sound waves Expired CA413953A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA413953T

Publications (1)

Publication Number Publication Date
CA413953A true CA413953A (en) 1943-07-20

Family

ID=35523136

Family Applications (1)

Application Number Title Priority Date Filing Date
CA413953A Expired CA413953A (en) Distance measuring system by sound waves

Country Status (1)

Country Link
CA (1) CA413953A (en)

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