IT1307621B1 - Dispositivo di altoparlante a conicita' esterna. - Google Patents

Dispositivo di altoparlante a conicita' esterna.

Info

Publication number
IT1307621B1
IT1307621B1 IT1999RM000784A ITRM990784A IT1307621B1 IT 1307621 B1 IT1307621 B1 IT 1307621B1 IT 1999RM000784 A IT1999RM000784 A IT 1999RM000784A IT RM990784 A ITRM990784 A IT RM990784A IT 1307621 B1 IT1307621 B1 IT 1307621B1
Authority
IT
Italy
Prior art keywords
speaker device
external conicity
conicity
external
speaker
Prior art date
Application number
IT1999RM000784A
Other languages
English (en)
Inventor
Francesco Pellisari
Original Assignee
Francesco Pellisari
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 Francesco Pellisari filed Critical Francesco Pellisari
Priority to IT1999RM000784A priority Critical patent/IT1307621B1/it
Publication of ITRM990784A0 publication Critical patent/ITRM990784A0/it
Publication of ITRM990784A1 publication Critical patent/ITRM990784A1/it
Application granted granted Critical
Publication of IT1307621B1 publication Critical patent/IT1307621B1/it

Links

IT1999RM000784A 1999-12-22 1999-12-22 Dispositivo di altoparlante a conicita' esterna. IT1307621B1 (it)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IT1999RM000784A IT1307621B1 (it) 1999-12-22 1999-12-22 Dispositivo di altoparlante a conicita' esterna.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1999RM000784A IT1307621B1 (it) 1999-12-22 1999-12-22 Dispositivo di altoparlante a conicita' esterna.

Publications (3)

Publication Number Publication Date
ITRM990784A0 ITRM990784A0 (it) 1999-12-22
ITRM990784A1 ITRM990784A1 (it) 2001-06-22
IT1307621B1 true IT1307621B1 (it) 2001-11-14

Family

ID=11407108

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1999RM000784A IT1307621B1 (it) 1999-12-22 1999-12-22 Dispositivo di altoparlante a conicita' esterna.

Country Status (1)

Country Link
IT (1) IT1307621B1 (it)

Also Published As

Publication number Publication date
ITRM990784A1 (it) 2001-06-22
ITRM990784A0 (it) 1999-12-22

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