GB502560A - Improvements in and relating to calculating apparatus - Google Patents

Improvements in and relating to calculating apparatus

Info

Publication number
GB502560A
GB502560A GB16996/37A GB1699637A GB502560A GB 502560 A GB502560 A GB 502560A GB 16996/37 A GB16996/37 A GB 16996/37A GB 1699637 A GB1699637 A GB 1699637A GB 502560 A GB502560 A GB 502560A
Authority
GB
United Kingdom
Prior art keywords
instrument
photo
light
value
instruments
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
GB16996/37A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB502560A publication Critical patent/GB502560A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06E—OPTICAL COMPUTING DEVICES; COMPUTING DEVICES USING OTHER RADIATIONS WITH SIMILAR PROPERTIES
    • G06E1/00—Devices for processing exclusively digital data
    • G06E1/02—Devices for processing exclusively digital data operating upon the order or content of the data handled
    • G06E1/04—Devices for processing exclusively digital data operating upon the order or content of the data handled for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Measuring Cells (AREA)
GB16996/37A 1936-07-21 1937-06-18 Improvements in and relating to calculating apparatus Expired GB502560A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1936L0090793 DE697483C (de) 1936-07-21 1936-07-21 Elektrische Recheneinrichtung
DE1937L0092313 DE699453C (de) 1936-07-21 1937-04-03 Elektrische Recheneinrichtung

Publications (1)

Publication Number Publication Date
GB502560A true GB502560A (en) 1939-03-20

Family

ID=25748723

Family Applications (1)

Application Number Title Priority Date Filing Date
GB16996/37A Expired GB502560A (en) 1936-07-21 1937-06-18 Improvements in and relating to calculating apparatus

Country Status (5)

Country Link
BE (1) BE422686A (enrdf_load_html_response)
CH (1) CH203179A (enrdf_load_html_response)
DE (2) DE697483C (enrdf_load_html_response)
FR (1) FR823777A (enrdf_load_html_response)
GB (1) GB502560A (enrdf_load_html_response)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2661899A (en) * 1946-07-12 1953-12-08 Benjamin J Chromy Electronic calculator
US2727683A (en) * 1946-01-11 1955-12-20 Philip H Allen Registers
US2755020A (en) * 1951-10-16 1956-07-17 Honeywell Regulator Co Measuring apparatus
US2893632A (en) * 1946-01-11 1959-07-07 Philip H Allen Registers

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE530998A (enrdf_load_html_response) * 1953-08-13

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2727683A (en) * 1946-01-11 1955-12-20 Philip H Allen Registers
US2893632A (en) * 1946-01-11 1959-07-07 Philip H Allen Registers
US2661899A (en) * 1946-07-12 1953-12-08 Benjamin J Chromy Electronic calculator
US2755020A (en) * 1951-10-16 1956-07-17 Honeywell Regulator Co Measuring apparatus

Also Published As

Publication number Publication date
FR823777A (fr) 1938-01-26
DE697483C (de) 1940-10-15
CH203179A (de) 1939-02-28
BE422686A (enrdf_load_html_response) 1937-08-31
DE699453C (de) 1940-11-29

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