0:20
Telephone - Siemens W48 Wandapparat 1934 - ringing - European standard 3.
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Telephone - Siemens W48 Wandapparat 1934 - ringing - European standard 2.
0:22
Telephone - Siemens W48 Wandapparat 1934 - ringing - European standard 1.
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Telephone - Siemens W48 (1948) - ringing - European standard 3.
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Telephone - Siemens W48 (1948) - ringing - European standard 2.
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Telephone - Siemens W48 (1948) - ringing - European standard 1.
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Telephone - Siemens Masterset 111 (1980) - ringing - European standard 3.
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Telephone - Siemens Masterset 111 (1980) - ringing - European standard 2.
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Telephone - Siemens Masterset 111 (1980) - ringing - European standard 1.
0:23
Telephone - Siemens H70 (1975) - ringing - European standard 3.
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Telephone - Siemens H70 (1975) - ringing - European standard 2.
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Telephone - Siemens H70 (1975) - ringing - European standard 1.
0:24
Telephone - Siemens H70 (1968) - ringing - European standard 3.
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Telephone - Siemens H70 (1968) - ringing - European standard 2.
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Telephone - Siemens H70 (1968) - ringing - European standard 1.
0:22
Telephone - Siemens FG STAT 23A (1956) - ringing - European standard 3.
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Telephone - Siemens FG STAT 23A (1956) - ringing - European standard 2.
0:20
Telephone - Siemens FG STAT 23A (1956) - ringing - European standard 1.
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Telephone - Siemens FetAp 611-2 (1970) - ringing - European standard 3.
0:21
Telephone - Siemens FetAp 611-2 (1970) - ringing - European standard 2.