GB570489A - - Google Patents

Info

Publication number
GB570489A
GB570489A GB570489DA GB570489A GB 570489 A GB570489 A GB 570489A GB 570489D A GB570489D A GB 570489DA GB 570489 A GB570489 A GB 570489A
Authority
GB
United Kingdom
Prior art keywords
marked
disc
spaced
graduations
calendars
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 GB570489A publication Critical patent/GB570489A/en
Active legal-status Critical Current

Links

Landscapes

  • Length-Measuring Instruments Using Mechanical Means (AREA)
GB570489D Active GB570489A (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
GB570489A true GB570489A (enrdf_load_stackoverflow)

Family

ID=1748997

Family Applications (1)

Application Number Title Priority Date Filing Date
GB570489D Active GB570489A (enrdf_load_stackoverflow)

Country Status (1)

Country Link
GB (1) GB570489A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2202060A (en) * 1987-03-13 1988-09-14 Nicola Dentamaro A perpetual calendar

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2202060A (en) * 1987-03-13 1988-09-14 Nicola Dentamaro A perpetual calendar

Similar Documents

Publication Publication Date Title
GB570489A (enrdf_load_stackoverflow)
US2006485A (en) Calendar
GB1301721A (enrdf_load_stackoverflow)
US6826857B1 (en) Perpetual calendar
GB244263A (enrdf_load_stackoverflow)
US3717299A (en) Calendar and date computer
US1600874A (en) Calendar
GB698886A (enrdf_load_stackoverflow)
US3546801A (en) Adjustable calendar
GB190003842A (en) Improvements in Calendars and Date Calculators.
GB339571A (enrdf_load_stackoverflow)
US429949A (en) Calendar
GB190603739A (en) Improvements in Perpetual Calendars.
GB2173021A (en) Calendar apparatus and method
GB364840A (enrdf_load_stackoverflow)
US1556873A (en) Pad
GB612083A (enrdf_load_stackoverflow)
US1438724A (en) Perpetual calendar
GB1291598A (en) Perpetual calendar
GB571544A (enrdf_load_stackoverflow)
GB190900137A (en) Improvements in Calendar Frames and Cards.
US487929A (en) Calendar
GB1223736A (en) Perpetual yearly calendar
GB189827378A (en) Adjustable Perpetual Calendar and Date Calculator.
GB368046A (enrdf_load_stackoverflow)