Title:
【発明の名称】矩形状ATカット水晶片、水晶振動体および水晶振動子
Document Type and Number:
Japanese Patent JP3456213
Kind Code:
B2
Inventors:
Itaru Nagai
Application Number:
JP51159795A
Publication Date:
October 14, 2003
Filing Date:
October 13, 1994
Export Citation:
Assignee:
Seiko Epson Corporation
International Classes:
H03H9/02; H03H9/10; H03H9/19; (IPC1-7): H03H9/19; H03H3/02
Domestic Patent References:
| JP2198213A | ||||
| JP5291681A | ||||
| JP6458107A |
Attorney, Agent or Firm:
Masayanagi Ueyanagi (2 outside)