CA1079200A - Systeme de sonorisation dans le casque protecteur des motocyclistes - Google Patents

Systeme de sonorisation dans le casque protecteur des motocyclistes

Info

Publication number
CA1079200A
CA1079200A CA299,711A CA299711A CA1079200A CA 1079200 A CA1079200 A CA 1079200A CA 299711 A CA299711 A CA 299711A CA 1079200 A CA1079200 A CA 1079200A
Authority
CA
Canada
Prior art keywords
pair
screen
helmet
cable
speakers
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
CA299,711A
Other languages
English (en)
Inventor
Richard J. Von Statten (Jr.)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA299,711A priority Critical patent/CA1079200A/fr
Application granted granted Critical
Publication of CA1079200A publication Critical patent/CA1079200A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Helmets And Other Head Coverings (AREA)
CA299,711A 1978-03-23 1978-03-23 Systeme de sonorisation dans le casque protecteur des motocyclistes Expired CA1079200A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA299,711A CA1079200A (fr) 1978-03-23 1978-03-23 Systeme de sonorisation dans le casque protecteur des motocyclistes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA299,711A CA1079200A (fr) 1978-03-23 1978-03-23 Systeme de sonorisation dans le casque protecteur des motocyclistes

Publications (1)

Publication Number Publication Date
CA1079200A true CA1079200A (fr) 1980-06-10

Family

ID=4111070

Family Applications (1)

Application Number Title Priority Date Filing Date
CA299,711A Expired CA1079200A (fr) 1978-03-23 1978-03-23 Systeme de sonorisation dans le casque protecteur des motocyclistes

Country Status (1)

Country Link
CA (1) CA1079200A (fr)

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Legal Events

Date Code Title Description
MKEX Expiry