1981 Inventions
Ableton
Acus
Akai
AKG
Alesis
Alex Steinbach
Alfred
All Pedal
Alpine
Alto
Alvarez
AMEB
Ampeg
Amptweaker
AMS
Angel
Animals Pedal
Aquila Strings
Armour
ARP
ART
Art & Lutherie
Artesia
Arturia
Ashton
Asterope
Atlas
Audio-Technica
Australasian
Bastien
Baton Rouge
BBE
Beale
BeatBuddy
Behringer
Belcat
Bernstein
Bespeco
Bigsby
Blackstar
Blammo! Electronics
Blitz Books
Blue
Bogner
Bose
Boss
Bourbon Street
Boveda
Breedlove
Browne Amplification
Bryden
Bugera
C&C Cases
Carlsbro
Carson
Casio
Catalinbread
Cherry
Cherub
Clarke
CMAT MODS
CNB
Cole Clark
Colonial Leather
Columbia
Cort
CPK
Crafter
D'Addario
Danelectro
Darkglass
dbx
Death By Audio
Deep Trip Pedals
Digitech
Dimarzio
Dixon
DR Parts
DR Strings
DSL
DSL Straps
DSM Humboldt
Dulcie Holland
Dunlop
DXP
dycem
Eagle Parts
Earasers
Earthquaker Devices
Eastman
EBow
EBS
Electro-Harmonix
Elixir
EMG
Enrico
Epiphone
ErgoPlay
Ernie Ball
