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.)
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 Toshiba Corp, Tokyo Shibaura Electric Co LtdfiledCriticalToshiba Corp
Priority to JP6320277ApriorityCriticalpatent/JPS53148943A/en
Publication of JPS53148943ApublicationCriticalpatent/JPS53148943A/en
G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
G10K11/36—Devices for manipulating acoustic surface waves
Abstract
PURPOSE:To form the bulk wave suppressing surface without injuring the piezoelectric substrate by sticking the powder which is the same material as the piezoelectric substrate onto the rear surface of the substrate.
JP6320277A1977-06-011977-06-01Piezoelectric substrate for surface wave
PendingJPS53148943A
(en)
Substituted m-phenoxy-benzyl bromostyryl-cyclopropane carboxylates (i), processes for their preparation, intermediates obtained thereby and their preparation, compositions containing the esters (i), the use of the esters (i) and methods for the production of insecticidal and/or acaricidal compositions