BR8307674A - Reducao estatica em cassetes de gravacao magnetica - Google Patents

Reducao estatica em cassetes de gravacao magnetica

Info

Publication number
BR8307674A
BR8307674A BR8307674A BR8307674A BR8307674A BR 8307674 A BR8307674 A BR 8307674A BR 8307674 A BR8307674 A BR 8307674A BR 8307674 A BR8307674 A BR 8307674A BR 8307674 A BR8307674 A BR 8307674A
Authority
BR
Brazil
Prior art keywords
cassets
magnetic recording
static reduction
static
reduction
Prior art date
Application number
BR8307674A
Other languages
English (en)
Inventor
John D Hakanson
Gerald J Niles
Original Assignee
Minnesota Mining & Mfg
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 US06/455,316 external-priority patent/US4570197A/en
Application filed by Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Publication of BR8307674A publication Critical patent/BR8307674A/pt

Links

BR8307674A 1983-01-03 1983-12-09 Reducao estatica em cassetes de gravacao magnetica BR8307674A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/455,316 US4570197A (en) 1983-01-03 1983-01-03 Static reduction in magnetic recording cassettes
PCT/US1983/001943 WO1984002798A1 (en) 1983-01-03 1983-12-09 Static reduction in magnetic recording cassettes

Publications (1)

Publication Number Publication Date
BR8307674A true BR8307674A (pt) 1984-12-11

Family

ID=26768802

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8307674A BR8307674A (pt) 1983-01-03 1983-12-09 Reducao estatica em cassetes de gravacao magnetica

Country Status (1)

Country Link
BR (1) BR8307674A (pt)

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Legal Events

Date Code Title Description
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 09/12/98