Title:
【発明の名称】超音波害虫駆除装置及びその製造方法
Document Type and Number:
Japanese Patent JP3382251
Kind Code:
B2
Abstract:
An ultrasonic transmitter and methods for making the same. A plurality of blocks are provided and are formed such that, when they are coupled together, they form at least one ultrasonic whistle in fluid communication with a manifold and an acoustic horn.
Inventors:
Petersen, Robert El
Application Number:
JP51812094A
Publication Date:
March 04, 2003
Filing Date:
January 28, 1994
Export Citation:
Assignee:
Bipro Tech
International Classes:
A01M29/18; G10K5/02; G10K11/02; A01M29/16; H04R1/34; (IPC1-7): H04R1/34; A01M29/02; G10K11/02
Domestic Patent References:
| JP5596047A |
Other References:
【文献】米国特許3185446(US,A)
【文献】米国特許3432804(US,A)
【文献】米国特許3432804(US,A)
Attorney, Agent or Firm:
Aoyama Ryo (1 person outside)