| Identifier | Title | Date | Level of description | Other information | |
|---|---|---|---|---|---|
| GFA 1/1997 | Patente Elektroarmaturen und Eisenbahnmaterial | 1963 – 1984 | File: 1 file | ||
| GFA 1/1998 | Patente Plastikmaschinen | 1961 – 1987 | File: 1 file | ||
| GFA 1/2000 | Patente Landwirtschaftsmaschinen | 1928 – 1950 | File: 1 file | ||
| GFA 1/2001 | Patente Pressenbau | 1910 – 1965 | File: 1 file | ||
| GFA 1/2022 | Patente Fittings, Administration von Patenten im Mettallfittingsbereich | 1982 – 1989 | File: 1 file | ||
| GFA 1/2044 | Patente Laboratorien, Forschung und Entwicklung Kontroll-Nr. 1757-1930 | 1973 – 1977 | File: 1 file | ||
| GFA 1/2046 | Patente Grauguss, Verfahren Produkte Kontroll-Nr. 241-1075 | 1940 – 1970 | File: 1 file | ||
| GFA 1/2047 | Patente Grauguss | 1933 – 1938 | File: 1 file | ||
| GFA 1/2048 | Patente Leichtmetallguss | 1929 – 1957 | File: 1 file | ||
| GFA 1/2064 | Patente Allgemeiner Maschinenbau | 1933 – 1971 | File: 1 file | ||
| GFA 1/2065 | Patente Plastik | 1949 – 1972 | File: 1 file | ||
| GFA 1/2066 | Patente Plastik | 1961 – 1974 | File: 1 file | ||
| GFA 1/2067 | Patente Metall-Fittings | 1907 – 1974 | File: 1 file | ||
| GFA 1/2071 | Patent- und Gebrauchsmusteranmeldungen | 1901 – 1956 | File: 1 file | ||
| GFA 1/6565 | Diverse Unterlagen aus Patentbüro | 1910 – 1950 | File: 1 file |
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