BE568785A - - Google Patents
Info
- Publication number
- BE568785A BE568785A BE568785DA BE568785A BE 568785 A BE568785 A BE 568785A BE 568785D A BE568785D A BE 568785DA BE 568785 A BE568785 A BE 568785A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/515—Devices for calling a subscriber by generating or selecting signals other than trains of pulses of similar shape, or signals other than currents of one or more different frequencies, e.g. generation of dc signals of alternating polarity, coded pulses or impedance dialling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
- H04M1/272—Devices whereby a plurality of signals may be stored simultaneously with provision for storing only one subscriber number at a time, e.g. by keyboard or dial
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
- H04M1/274—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
- H04M1/274—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc
- H04M1/276—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using magnetic recording, e.g. on tape
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH347551T | 1956-10-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE568785A true BE568785A (en) |
Family
ID=4539780
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE568785D BE568785A (en) | 1956-10-18 | ||
BE568867D BE568867A (en) | 1956-10-18 | ||
BE561586D BE561586A (en) | 1956-10-18 |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE568867D BE568867A (en) | 1956-10-18 | ||
BE561586D BE561586A (en) | 1956-10-18 |
Country Status (4)
Country | Link |
---|---|
BE (3) | BE561586A (en) |
CH (4) | CH347551A (en) |
DE (3) | DE1057654B (en) |
GB (3) | GB824469A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1139888B (en) * | 1960-07-05 | 1962-11-22 | Dieter Beckmann | Device for recording and / or reproducing and / or deleting pulses in telecommunication systems, in particular telephone systems |
NL297125A (en) * | 1962-10-05 | |||
FR1569618A (en) * | 1967-12-08 | 1969-06-06 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL164026B (en) * | 1950-12-16 | Rhone Poulenc Sa | PROCESS FOR PREPARING VITAMIN-A-ACID AND ESTERS THEREOF. | |
DE970582C (en) * | 1954-12-29 | 1958-10-09 | Deutsche Telephonwerk Kabel | Device for recording and / or reproducing and / or deleting current impulses which can be applied electromagnetically to a rotating carrier, in particular for current impulse transmitters which can be used in telephone systems with dialer operation |
-
0
- BE BE568785D patent/BE568785A/xx unknown
- BE BE568867D patent/BE568867A/xx unknown
- BE BE561586D patent/BE561586A/xx unknown
-
1956
- 1956-10-18 CH CH347551D patent/CH347551A/en unknown
- 1956-12-08 CH CH347552D patent/CH347552A/en unknown
-
1957
- 1957-06-27 CH CH350997D patent/CH350997A/en unknown
- 1957-06-27 CH CH350996D patent/CH350996A/en unknown
- 1957-10-07 DE DE1957A0028045 patent/DE1057654B/en active Pending
- 1957-10-09 GB GB31582/57A patent/GB824469A/en not_active Expired
-
1958
- 1958-05-28 DE DEA29588A patent/DE1061378B/en active Pending
- 1958-05-28 DE DEA29587A patent/DE1061377B/en active Pending
- 1958-06-23 GB GB20079/58A patent/GB850631A/en not_active Expired
- 1958-06-23 GB GB20080/58A patent/GB850632A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1061377B (en) | 1959-07-16 |
GB850632A (en) | 1960-10-05 |
CH350996A (en) | 1960-12-31 |
CH347552A (en) | 1960-07-15 |
DE1061378B (en) | 1959-07-16 |
CH350997A (en) | 1960-12-31 |
BE568867A (en) | |
BE561586A (en) | |
GB824469A (en) | 1959-12-02 |
GB850631A (en) | 1960-10-05 |
DE1057654B (en) | 1959-05-21 |
CH347551A (en) | 1960-07-15 |