| H1293 |
Contact hazard monitor |
— |
1994-03-01 |
| H1040 |
Method for measuring filter efficiency |
Mark A. Guelta, Bernard V. Gerber |
1992-04-07 |
| 5097212 |
Cell for measuring electrical conductivity and ion content of vapor |
Rex M. Pritt |
1992-03-17 |
| 5094779 |
Method for measuring and testing the efficiency of gas mask filters using monodispersed aerosols |
Mark A. Guelta, Bernard V. Gerber |
1992-03-10 |
| 5087389 |
Method of measuring the efficiency of gas mask filters using non-toxic mono dispersed aerosols |
Mark A. Guelta, Bernard V. Gerber |
1992-02-11 |
| 5080829 |
Method of measuring the efficiency of gas mask filters, respirators and other personnel protective equipment |
Mark A. Guelta, Bernard V. Gerber |
1992-01-14 |
| 5076965 |
Method of generating mono dispersed aerosols for non-destructive gas mask filter testing |
Mark A. Guelta |
1991-12-31 |
| 5059349 |
Method of measuring the efficiency of gas mask filters using monodispersed aerosols |
Mark A. Guelta, Bernard V. Gerber |
1991-10-22 |
| 5059348 |
Method for measuring the efficiency of gas mask filters |
Mark A. Guelta |
1991-10-22 |
| 5059350 |
Method of testing the efficiency of gas mask filters using poly-alpha olefin aerosol mixtures |
Mark A. Guelta, Bernard V. Gerber |
1991-10-22 |
| 5059351 |
Method of testing the efficiency of gas mask filters using monodispersed aerosols |
Mark A. Guelta, Bernard V. Gerber |
1991-10-22 |
| 5059352 |
Method for the generation of monodispersed aerosols for filter testing |
Mark A. Guelta, Bernard V. Gerber |
1991-10-22 |
| 5059353 |
Method for testing the efficiency of gas mask filters using monodispersed aerosols |
Mark A. Guelta, Bernard V. Gerber |
1991-10-22 |
| 5052618 |
Method and apparatus for protecting crops from frost by jet-dispersed, microencapsulated aerosols |
Raymond P. Tytus, Arthur Stuempfle |
1991-10-01 |
| H923 |
Accelerated fabric drying and decontaminating apparatus and method |
— |
1991-06-04 |
| H839 |
Fabric moisture detector |
— |
1990-11-06 |
| 4568190 |
Electrooptical system and technique for direct quantitative measurement of the mass concentration of monodisperse aerosols |
David V. Kimball, Robert J. Wright |
1986-02-04 |
| 4343177 |
Flow compensated gas comparison probe |
Bernard V. Gerber |
1982-08-10 |
| 4270084 |
Apparatus and method for determining electrical conductivity of water vapor |
Rex M. Pritt |
1981-05-26 |