https://minuszerodegrees.net/manuals.htm
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- Columbia Data Products
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- Cheyenne Software
- Commodore International
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- Creative Technology
- DataExpert
- Datel
- Davong
- Digital Communications Associates
- Digital Equipment Corporation
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- Digispeech
- Dolch
- Distributed Processing Technology
- Data Technology Corporation
- DTK Computer
- Dymek Corporation
- Dysan
- Eagle Computer
- Elitegroup Computer Systems
- Epson
- Equinox Systems
Done - Ergo System International
- Everex
- First International Computer
- Flagstaff Engineering
- Fountain Computer
- Franklin Electronic Publishers
- Future Domain
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- Genius LAN (KYE Systems)
- Genoa Systems
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- Informtech (Informtech International)
- Intel
- Iomega
- Irwin Magnetic Systems
- ITT Inc.
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- JDR Microdevices
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- Juko
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- Kentech
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- Konan Corporation
- Kontron
- Kouwei (Kouwei Electronic Corporation)
- Kouwell
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- Logisys
- Longshine
- M Technology
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- Matrox
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- Modular Circuit Technology
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- Microlog
- Micronics Computers
- Microsoft
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- Mitsubishi Electric
- Mitsumi Electric
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- Multitech
- Mylex
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- Peter Norton Computing
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- Oki Electric Industry
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- Olivetti S.p.A.
- Orchid Technology
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- Paradise Systems
- Personal Computer Support Group
- Peripherals Enterprise Company
- Perfect
- Perstor
- Persyst
- Philips
- Peripheral Marketing, Inc.
- Precision Instruments
- Princeton Graphic Systems
- Paper Works Computers
- Quadram
- Quantum Corporation
- Radisys
- Rancho Technology
- Roctec Electronics
- RYBS Electronics
- Standards Association of Australia
- Samsung Electronics
- Samtron
- Seagate Technology
- Sharp Corporation
- Shuttle Inc.
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- Sony
- SOTA Technology
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- Sperry Corporation
- Sprite
- Standard Brand Products
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- Sysgen, Inc.
- Sytron
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- Tava Corporation
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- Tokyo Electric Corporation
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- Tekram Technology
- Thompson, Harriman and Edwards Computer Products Company
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- Thomson SARL
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- Yosemite Technologies
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