GB197983A - - Google Patents

Info

Publication number
GB197983A
GB197983A GB197983DA GB197983A GB 197983 A GB197983 A GB 197983A GB 197983D A GB197983D A GB 197983DA GB 197983 A GB197983 A GB 197983A
Authority
GB
United Kingdom
Prior art keywords
lever
zeroizing
plate
pin
adder
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.)
Active
Application number
Other languages
English (en)
Publication of GB197983A publication Critical patent/GB197983A/en
Active legal-status Critical Current

Links

Landscapes

  • Handcart (AREA)
GB197983D Active GB197983A (enExample)

Publications (1)

Publication Number Publication Date
GB197983A true GB197983A (enExample)

Family

ID=1734994

Family Applications (1)

Application Number Title Priority Date Filing Date
GB197983D Active GB197983A (enExample)

Country Status (1)

Country Link
GB (1) GB197983A (enExample)

Similar Documents

Publication Publication Date Title
GB197983A (enExample)
GB191421089A (en) Improvements in or relating to Calculating Machines.
GB190327803A (en) Improvements in Cash Registers.
US1651882A (en) Calculating machine
GB1122887A (en) A data entry machine
GB518840A (enExample)
US1864193A (en) Calculating machine
GB438369A (enExample)
GB487494A (enExample)
GB344393A (enExample)
GB373220A (enExample)
GB783869A (enExample)
GB686524A (enExample)
GB191511254A (en) Improvements in Combined Typewriting and Computing Machines.
GB190826763A (en) Improvements in Apparatus for Adding or Calculating.
GB190120133A (en) Improvements in Adding Machines.
GB190722221A (en) Improvements in Accounting Machines applicable more particularly to Cash and Credit Registers
GB608989A (en) Improvements in calculating machines
GB567290A (enExample)
GB916862A (enExample)
GB506013A (enExample)
GB285885A (enExample)
GB417991A (enExample)
GB484881A (enExample)
GB633957A (enExample)