| Company | Category | Area | Address | Web | E-mail | Contact person |
| PROTO LIMITED | Industrial Mchy Nec | California | 7050 MONTE VERDE RD, EL SOBRANTE, Contra Costa, California, 94803-1521, USA |
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PAUL SARTOR |
| PROTO MACHINE | Manufacturing / Fabrication | California | 105 W 35TH ST STE L, NATIONAL CITY, San Diego, California, 91950-7923, USA |
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Tiberiu Imbuzan |
| PROTO MACHINING | Machine Shops | California | 105 W 35TH ST STE L, NATIONAL CITY, San Diego, California, 91950-7923, USA |
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Tibi Mibuzan |
| PROTO MACHINING & MFG | Mfg Industrial Machinery | California | 830 N CUMMINGS RD, COVINA, Los Angeles, California, 91724-2505, USA |
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John De Forge |
| PROTO MACHINING & MFG | Industrial Mchy Nec | California | 830 N CUMMINGS RD, COVINA, Los Angeles, California, 91724-2505, USA |
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JOHN A DE FORGE |
| PROTO MASTERS | Industrial Mchy Nec | California | 2851 E WHITE STAR AVE STE A, ANAHEIM, Orange, California, 92806-2550, USA |
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GEORGE KOVACS |
| PROTO PAINT | Ptg, Ppr Hang Contr | California | 3327 EDWARD AVE, SANTA CLARA, Santa Clara, California, 95054-2342, USA |
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JESUS SCEBALLOS |
| PROTO PING | Roofing/siding Contractor | California | 3029 W PICO BLVD, LOS ANGELES, Los Angeles, California, 90006-3803, USA |
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Proto Ping |
| PROTO PIPE | Tobacco Stores | California | 273 FRANKLIN AVE, WILLITS, Mendocino, California, 95490-4131, USA |
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MICHAEL LIGHTRAIN |
| PROTO PIPE | Smoke Shops & Supplies | California | 273 FRANKLIN AVE, WILLITS, Mendocino, California, 95490-4131, USA |
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Michael Lightrain |
