ES425U - Arithmetic apparatus (Machine-translation by Google Translate, not legally binding) - Google Patents

Arithmetic apparatus (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES425U
ES425U ES0000425U ES425U ES425U ES 425 U ES425 U ES 425U ES 0000425 U ES0000425 U ES 0000425U ES 425 U ES425 U ES 425U ES 425 U ES425 U ES 425U
Authority
ES
Spain
Prior art keywords
translation
machine
legally binding
google translate
arithmetic apparatus
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.)
Granted
Application number
ES0000425U
Other languages
Spanish (es)
Other versions
ES425Y (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.)
PEREZ GUASCH ANTONIO
Original Assignee
PEREZ GUASCH ANTONIO
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 PEREZ GUASCH ANTONIO filed Critical PEREZ GUASCH ANTONIO
Priority to ES0000425U priority Critical patent/ES425Y/en
Publication of ES425U publication Critical patent/ES425U/en
Application granted granted Critical
Publication of ES425Y publication Critical patent/ES425Y/en
Expired legal-status Critical Current

Links

Landscapes

  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Breeding Of Plants And Reproduction By Means Of Culturing (AREA)

Abstract

The ownership and exclusive exploitation of an arithmetic apparatus consisting essentially of a frame in which an abacus of beads and a removable blackboard is installed, so that it can be used in combination with the aforementioned abacus to perform arithmetic operations or for teaching purposes . (Machine-translation by Google Translate, not legally binding)
ES0000425U 1931-02-21 1931-02-21 Arithmetic apparatus. Expired ES425Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES0000425U ES425Y (en) 1931-02-21 1931-02-21 Arithmetic apparatus.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES0000425U ES425Y (en) 1931-02-21 1931-02-21 Arithmetic apparatus.

Publications (2)

Publication Number Publication Date
ES425U true ES425U (en) 1931-05-16
ES425Y ES425Y (en) 1931-10-16

Family

ID=51065303

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0000425U Expired ES425Y (en) 1931-02-21 1931-02-21 Arithmetic apparatus.

Country Status (1)

Country Link
ES (1) ES425Y (en)

Also Published As

Publication number Publication date
ES425Y (en) 1931-10-16

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