CA866304A - Acoustical coupling apparatus - Google Patents

Acoustical coupling apparatus

Info

Publication number
CA866304A
CA866304A CA866304A CA866304DA CA866304A CA 866304 A CA866304 A CA 866304A CA 866304 A CA866304 A CA 866304A CA 866304D A CA866304D A CA 866304DA CA 866304 A CA866304 A CA 866304A
Authority
CA
Canada
Prior art keywords
coupling apparatus
acoustical coupling
acoustical
coupling
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
CA866304A
Inventor
C. Hansen Richard
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.)
Xerox Corp
Original Assignee
Xerox Corp
Publication date
Application granted granted Critical
Publication of CA866304A publication Critical patent/CA866304A/en
Expired legal-status Critical Current

Links

CA866304A Acoustical coupling apparatus Expired CA866304A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA866304T

Publications (1)

Publication Number Publication Date
CA866304A true CA866304A (en) 1971-03-16

Family

ID=36351622

Family Applications (1)

Application Number Title Priority Date Filing Date
CA866304A Expired CA866304A (en) Acoustical coupling apparatus

Country Status (1)

Country Link
CA (1) CA866304A (en)

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