BE435104A - - Google Patents

Info

Publication number: BE435104A
Authority: BE; Belgium

Application number

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1938-07-01

Publication of BE435104A publication Critical patent/BE435104A/xx

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/04—Frequency-transposition arrangements
- H04J1/045—Filters applied to frequency transposition

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Filters And Equalizers (AREA)

BE435104D 1938-07-01 BE435104A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE210931X		1938-07-01

Publications (1)

Publication Number	Publication Date
BE435104A true BE435104A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)

Family

ID=5799978

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE435104D BE435104A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)	1938-07-01

Country Status (4)

Country	Link
US (1)	US2266496A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
BE (1)	BE435104A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
CH (1)	CH210931A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
FR (1)	FR856911A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2874356A (en) *	1948-06-28	1959-02-17	Phillips Petroleum Co	Method of and apparatus for seismic prospecting
US2700753A (en) *	1948-06-28	1955-01-25	Phillips Petroleum Co	Method of and apparatus for seismic prospecting

0
- BE BE435104D patent/BE435104A/xx unknown
1939
- 1939-06-16 CH CH210931D patent/CH210931A/de unknown
- 1939-06-23 US US280715A patent/US2266496A/en not_active Expired - Lifetime
- 1939-06-26 FR FR856911D patent/FR856911A/fr not_active Expired

Also Published As

Publication number	Publication date
FR856911A (fr)	1940-08-16
US2266496A (en)	1941-12-16
CH210931A (de)	1940-08-15

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