I
| No. | Town | Firms | Initials | Years | |
|---|---|---|---|---|---|
| 01. | Madrid | Instituto Geografico y Catastral | I.G.C. | Pic | |
| 02. | Industria Malaguena | I.M. | Pic | ||
| 03. | Valencia | Industria Aceitra Casanova | IAC | Pic | |
| 04. | Madrid | Instituto de Biologia y Sueroterapia | IBYS | Pic | |
| 05. | IE | Pic | |||
| 06. | IF | Pic | |||
| 07. | IF.G | Pic | |||
| 08. | Barcelona | Industrias Marull | IM | Pic | |
| 09. | Madrid | Instituto Nacional de Prevision | INP | Pic | |
| 10. | IO | Pic | |||
| 11. | Madrid | I. Salzedo Hijo y Cia | ISH/YCA | Pic | |
| 12. | La Coruna | Industrias del Tropico y del Ecuador S.A. | ITE | Pic |
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Last update: 2003.05.31