CA2028460CCA 2028460CA2028460ACA2028460CCA 2028460 CCA2028460 CCA 2028460CCA 2028460 CA2028460 CA 2028460CA 2028460 ACA2028460 ACA 2028460ACA 2028460 CCA2028460 CCA 2028460C
Authority
CA
Canada
Prior art keywords
helmet
bosses
bands
band
radiating
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.)
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.)
Schuberth Werk GmbH and Co KG
Original Assignee
Schuberth Werk GmbH and Co KG
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
Priority claimed from US07/425,723external-prioritypatent/US4987609A/en
Application filed by Schuberth Werk GmbH and Co KGfiledCriticalSchuberth Werk GmbH and Co KG
Publication of CA2028460A1publicationCriticalpatent/CA2028460A1/fr
Application grantedgrantedCritical
Publication of CA2028460CpublicationCriticalpatent/CA2028460C/fr