CA495108A - Appareil de dictee a rayure protectrice - Google Patents

Appareil de dictee a rayure protectrice

Info

Publication number: CA495108A
Authority: CA; Canada
Prior art keywords: protective groove; dictating apparatus; dictating; protective; groove
Prior art date: 1953-08-04
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

CA495108A

Other languages

English (en)

Inventor

P. Johnson Edward

E. Runge Frank

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.)

SoundScriber Corp

Original Assignee

SoundScriber Corp

Publication date

1953-08-04

1953-08-04 Application granted granted Critical

1953-08-04 Publication of CA495108A publication Critical patent/CA495108A/fr

Status Expired legal-status Critical Current

Links

230000001681 protective effect Effects 0.000 title 1

CA495108A Appareil de dictee a rayure protectrice Expired CA495108A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA495108T

Publications (1)

Publication Number	Publication Date
CA495108A true CA495108A (fr)	1953-08-04

Family

ID=35640514

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA495108A Expired CA495108A (fr)			Appareil de dictee a rayure protectrice

Country Status (1)

Country	Link
CA (1)	CA495108A (fr)

0
- CA CA495108A patent/CA495108A/fr not_active Expired

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