FR1348358A - Perfectionnements apportés aux révélateurs photographiques - Google Patents

Perfectionnements apportés aux révélateurs photographiques

Info

Publication number
FR1348358A
FR1348358A FR884315A FR884315A FR1348358A FR 1348358 A FR1348358 A FR 1348358A FR 884315 A FR884315 A FR 884315A FR 884315 A FR884315 A FR 884315A FR 1348358 A FR1348358 A FR 1348358A
Authority
FR
France
Prior art keywords
photographic developers
developers
photographic
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR884315A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PHILIP A HUNT Co
Original Assignee
PHILIP A HUNT Co
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.)
Filing date
Publication date
Application filed by PHILIP A HUNT Co filed Critical PHILIP A HUNT Co
Priority to FR884315A priority Critical patent/FR1348358A/fr
Priority to CH153862A priority patent/CH432241A/fr
Priority to NL280269A priority patent/NL280269A/xx
Application granted granted Critical
Publication of FR1348358A publication Critical patent/FR1348358A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/264—Supplying of photographic processing chemicals; Preparation or packaging thereof
    • G03C5/266—Supplying of photographic processing chemicals; Preparation or packaging thereof of solutions or concentrates
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/738—Interface circuits for coupling substations to external telephone lines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/738—Interface circuits for coupling substations to external telephone lines
    • H04M1/74—Interface circuits for coupling substations to external telephone lines with means for reducing interference; with means for reducing effects due to line faults

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
FR884315A 1960-02-18 1962-01-09 Perfectionnements apportés aux révélateurs photographiques Expired FR1348358A (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR884315A FR1348358A (fr) 1962-01-09 1962-01-09 Perfectionnements apportés aux révélateurs photographiques
CH153862A CH432241A (fr) 1960-02-18 1962-02-08 Agent révélateur
NL280269A NL280269A (fr) 1960-02-18 1962-06-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR884315A FR1348358A (fr) 1962-01-09 1962-01-09 Perfectionnements apportés aux révélateurs photographiques

Publications (1)

Publication Number Publication Date
FR1348358A true FR1348358A (fr) 1964-01-10

Family

ID=45804254

Family Applications (1)

Application Number Title Priority Date Filing Date
FR884315A Expired FR1348358A (fr) 1960-02-18 1962-01-09 Perfectionnements apportés aux révélateurs photographiques

Country Status (1)

Country Link
FR (1) FR1348358A (fr)

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