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
GB2454930A
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 IndividualfiledCriticalIndividual
Priority to GB2454930ApriorityCriticalpatent/GB356434A/en
Publication of GB356434ApublicationCriticalpatent/GB356434A/en
B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
B43L7/00—Straightedges
Landscapes
Surgical Instruments
(AREA)
Devices For Executing Special Programs
(AREA)
Electromechanical Clocks
(AREA)
Abstract
356,434. Slide-rules. STELFOX, S. H., 87, Holywell Avenue, Monkseaton, Northumberland. Aug. 16, 1930, No. 24549. Drawings to Specification. [Class 106 (i).] The slide may be folded and then housed in the stock, the latter being of extra thickness to allow of this.
GB2454930A1930-08-161930-08-16Improvement in the construction of slide-rules
ExpiredGB356434A
(en)